Home / 22,337.80-30,821.87-14,275.67

Finding the Fourth Proportional to 22,337.80, 30,821.87 and 14,275.67

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Solution

The fourth proportional to 22,337.80, 30,821.87 and 14,275.67 is: 19,697.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,337.80 : 30,821.87 = 14,275.67 : x
  2. Step 2: Convert to fraction form
    22,337.80/30,821.87 = 14,275.67/x
  3. Step 3: Cross multiply
    22,337.80x = 30,821.87 × 14,275.67
  4. Step 4: Simplify right side
    22,337.80x = 440,002,726.48
  5. Step 5: Solve for x
    x = 440,002,726.48/22,337.80
  6. Step 6: Final answer
    x = 19,697.68

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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.