Home / 14,920.82-22,332.02-13,280.57

Finding the Fourth Proportional to 14,920.82, 22,332.02 and 13,280.57

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Solution

The fourth proportional to 14,920.82, 22,332.02 and 13,280.57 is: 19,877.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,920.82 : 22,332.02 = 13,280.57 : x
  2. Step 2: Convert to fraction form
    14,920.82/22,332.02 = 13,280.57/x
  3. Step 3: Cross multiply
    14,920.82x = 22,332.02 × 13,280.57
  4. Step 4: Simplify right side
    14,920.82x = 296,581,776.79
  5. Step 5: Solve for x
    x = 296,581,776.79/14,920.82
  6. Step 6: Final answer
    x = 19,877.05

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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.