Home / 18,569.31-25,627.49-10,612.68

Finding the Fourth Proportional to 18,569.31, 25,627.49 and 10,612.68

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Solution

The fourth proportional to 18,569.31, 25,627.49 and 10,612.68 is: 14,646.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,569.31 : 25,627.49 = 10,612.68 : x
  2. Step 2: Convert to fraction form
    18,569.31/25,627.49 = 10,612.68/x
  3. Step 3: Cross multiply
    18,569.31x = 25,627.49 × 10,612.68
  4. Step 4: Simplify right side
    18,569.31x = 271,976,350.57
  5. Step 5: Solve for x
    x = 271,976,350.57/18,569.31
  6. Step 6: Final answer
    x = 14,646.55

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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.