Home / 15,569.02-21,508.65-10,204.19

Finding the Fourth Proportional to 15,569.02, 21,508.65 and 10,204.19

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Solution

The fourth proportional to 15,569.02, 21,508.65 and 10,204.19 is: 14,097.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,569.02 : 21,508.65 = 10,204.19 : x
  2. Step 2: Convert to fraction form
    15,569.02/21,508.65 = 10,204.19/x
  3. Step 3: Cross multiply
    15,569.02x = 21,508.65 × 10,204.19
  4. Step 4: Simplify right side
    15,569.02x = 219,478,297.47
  5. Step 5: Solve for x
    x = 219,478,297.47/15,569.02
  6. Step 6: Final answer
    x = 14,097.12

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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.