Home / 31,035.29-42,829.66-17,607.11

Finding the Fourth Proportional to 31,035.29, 42,829.66 and 17,607.11

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Solution

The fourth proportional to 31,035.29, 42,829.66 and 17,607.11 is: 24,298.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,035.29 : 42,829.66 = 17,607.11 : x
  2. Step 2: Convert to fraction form
    31,035.29/42,829.66 = 17,607.11/x
  3. Step 3: Cross multiply
    31,035.29x = 42,829.66 × 17,607.11
  4. Step 4: Simplify right side
    31,035.29x = 754,106,342.74
  5. Step 5: Solve for x
    x = 754,106,342.74/31,035.29
  6. Step 6: Final answer
    x = 24,298.35

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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.