Home / 56,898.40-85,349.76-21,841.60

Finding the Fourth Proportional to 56,898.40, 85,349.76 and 21,841.60

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Solution

The fourth proportional to 56,898.40, 85,349.76 and 21,841.60 is: 32,763.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,898.40 : 85,349.76 = 21,841.60 : x
  2. Step 2: Convert to fraction form
    56,898.40/85,349.76 = 21,841.60/x
  3. Step 3: Cross multiply
    56,898.40x = 85,349.76 × 21,841.60
  4. Step 4: Simplify right side
    56,898.40x = 1,864,175,318.02
  5. Step 5: Solve for x
    x = 1,864,175,318.02/56,898.40
  6. Step 6: Final answer
    x = 32,763.23

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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.