Home / 12,569.60-17,346.02-8,590.62

Finding the Fourth Proportional to 12,569.60, 17,346.02 and 8,590.62

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Solution

The fourth proportional to 12,569.60, 17,346.02 and 8,590.62 is: 11,855.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,569.60 : 17,346.02 = 8,590.62 : x
  2. Step 2: Convert to fraction form
    12,569.60/17,346.02 = 8,590.62/x
  3. Step 3: Cross multiply
    12,569.60x = 17,346.02 × 8,590.62
  4. Step 4: Simplify right side
    12,569.60x = 149,013,066.33
  5. Step 5: Solve for x
    x = 149,013,066.33/12,569.60
  6. Step 6: Final answer
    x = 11,855.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.