Home / 57,012.50-85,518.75-17,569.62

Finding the Fourth Proportional to 57,012.50, 85,518.75 and 17,569.62

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Solution

The fourth proportional to 57,012.50, 85,518.75 and 17,569.62 is: 26,354.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,012.50 : 85,518.75 = 17,569.62 : x
  2. Step 2: Convert to fraction form
    57,012.50/85,518.75 = 17,569.62/x
  3. Step 3: Cross multiply
    57,012.50x = 85,518.75 × 17,569.62
  4. Step 4: Simplify right side
    57,012.50x = 1,502,531,940.38
  5. Step 5: Solve for x
    x = 1,502,531,940.38/57,012.50
  6. Step 6: Final answer
    x = 26,354.43

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.