Home / 14,726.52-20,325.12-9,421.08

Finding the Fourth Proportional to 14,726.52, 20,325.12 and 9,421.08

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Solution

The fourth proportional to 14,726.52, 20,325.12 and 9,421.08 is: 13,002.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,726.52 : 20,325.12 = 9,421.08 : x
  2. Step 2: Convert to fraction form
    14,726.52/20,325.12 = 9,421.08/x
  3. Step 3: Cross multiply
    14,726.52x = 20,325.12 × 9,421.08
  4. Step 4: Simplify right side
    14,726.52x = 191,484,581.53
  5. Step 5: Solve for x
    x = 191,484,581.53/14,726.52
  6. Step 6: Final answer
    x = 13,002.70

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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.