Home / 22,423.32-30,937.68-14,470.20

Finding the Fourth Proportional to 22,423.32, 30,937.68 and 14,470.20

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Solution

The fourth proportional to 22,423.32, 30,937.68 and 14,470.20 is: 19,964.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,423.32 : 30,937.68 = 14,470.20 : x
  2. Step 2: Convert to fraction form
    22,423.32/30,937.68 = 14,470.20/x
  3. Step 3: Cross multiply
    22,423.32x = 30,937.68 × 14,470.20
  4. Step 4: Simplify right side
    22,423.32x = 447,674,417.14
  5. Step 5: Solve for x
    x = 447,674,417.14/22,423.32
  6. Step 6: Final answer
    x = 19,964.68

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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.