Home / 22,767.40-34,149.18-12,875.56

Finding the Fourth Proportional to 22,767.40, 34,149.18 and 12,875.56

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Solution

The fourth proportional to 22,767.40, 34,149.18 and 12,875.56 is: 19,312.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,767.40 : 34,149.18 = 12,875.56 : x
  2. Step 2: Convert to fraction form
    22,767.40/34,149.18 = 12,875.56/x
  3. Step 3: Cross multiply
    22,767.40x = 34,149.18 × 12,875.56
  4. Step 4: Simplify right side
    22,767.40x = 439,689,816.04
  5. Step 5: Solve for x
    x = 439,689,816.04/22,767.40
  6. Step 6: Final answer
    x = 19,312.25

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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.