Home / 15,340.59-22,977.16-12,677.92

Finding the Fourth Proportional to 15,340.59, 22,977.16 and 12,677.92

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Solution

The fourth proportional to 15,340.59, 22,977.16 and 12,677.92 is: 18,989.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,340.59 : 22,977.16 = 12,677.92 : x
  2. Step 2: Convert to fraction form
    15,340.59/22,977.16 = 12,677.92/x
  3. Step 3: Cross multiply
    15,340.59x = 22,977.16 × 12,677.92
  4. Step 4: Simplify right side
    15,340.59x = 291,302,507.17
  5. Step 5: Solve for x
    x = 291,302,507.17/15,340.59
  6. Step 6: Final answer
    x = 18,989.00

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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.