Home / 35,929.79-53,892.18-13,436.19

Finding the Fourth Proportional to 35,929.79, 53,892.18 and 13,436.19

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Solution

The fourth proportional to 35,929.79, 53,892.18 and 13,436.19 is: 20,153.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,929.79 : 53,892.18 = 13,436.19 : x
  2. Step 2: Convert to fraction form
    35,929.79/53,892.18 = 13,436.19/x
  3. Step 3: Cross multiply
    35,929.79x = 53,892.18 × 13,436.19
  4. Step 4: Simplify right side
    35,929.79x = 724,105,569.99
  5. Step 5: Solve for x
    x = 724,105,569.99/35,929.79
  6. Step 6: Final answer
    x = 20,153.35

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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.