Home / 24,711.30-34,101.65-13,380.81

Finding the Fourth Proportional to 24,711.30, 34,101.65 and 13,380.81

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Solution

The fourth proportional to 24,711.30, 34,101.65 and 13,380.81 is: 18,465.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,711.30 : 34,101.65 = 13,380.81 : x
  2. Step 2: Convert to fraction form
    24,711.30/34,101.65 = 13,380.81/x
  3. Step 3: Cross multiply
    24,711.30x = 34,101.65 × 13,380.81
  4. Step 4: Simplify right side
    24,711.30x = 456,307,699.34
  5. Step 5: Solve for x
    x = 456,307,699.34/24,711.30
  6. Step 6: Final answer
    x = 18,465.55

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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.