Home / 22,151.30-30,548.88-14,594.90

Finding the Fourth Proportional to 22,151.30, 30,548.88 and 14,594.90

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Solution

The fourth proportional to 22,151.30, 30,548.88 and 14,594.90 is: 20,127.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,151.30 : 30,548.88 = 14,594.90 : x
  2. Step 2: Convert to fraction form
    22,151.30/30,548.88 = 14,594.90/x
  3. Step 3: Cross multiply
    22,151.30x = 30,548.88 × 14,594.90
  4. Step 4: Simplify right side
    22,151.30x = 445,857,848.71
  5. Step 5: Solve for x
    x = 445,857,848.71/22,151.30
  6. Step 6: Final answer
    x = 20,127.84

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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.