Home / 22,934.16-31,655.86-14,977.62

Finding the Fourth Proportional to 22,934.16, 31,655.86 and 14,977.62

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Solution

The fourth proportional to 22,934.16, 31,655.86 and 14,977.62 is: 20,673.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,934.16 : 31,655.86 = 14,977.62 : x
  2. Step 2: Convert to fraction form
    22,934.16/31,655.86 = 14,977.62/x
  3. Step 3: Cross multiply
    22,934.16x = 31,655.86 × 14,977.62
  4. Step 4: Simplify right side
    22,934.16x = 474,129,441.85
  5. Step 5: Solve for x
    x = 474,129,441.85/22,934.16
  6. Step 6: Final answer
    x = 20,673.50

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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.