Home / 22,332.03-30,818.55-12,261.38

Finding the Fourth Proportional to 22,332.03, 30,818.55 and 12,261.38

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Solution

The fourth proportional to 22,332.03, 30,818.55 and 12,261.38 is: 16,920.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,332.03 : 30,818.55 = 12,261.38 : x
  2. Step 2: Convert to fraction form
    22,332.03/30,818.55 = 12,261.38/x
  3. Step 3: Cross multiply
    22,332.03x = 30,818.55 × 12,261.38
  4. Step 4: Simplify right side
    22,332.03x = 377,877,810.00
  5. Step 5: Solve for x
    x = 377,877,810.00/22,332.03
  6. Step 6: Final answer
    x = 16,920.89

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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.