Home / 22,555.59-31,126.48-12,484.05

Finding the Fourth Proportional to 22,555.59, 31,126.48 and 12,484.05

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Solution

The fourth proportional to 22,555.59, 31,126.48 and 12,484.05 is: 17,227.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,555.59 : 31,126.48 = 12,484.05 : x
  2. Step 2: Convert to fraction form
    22,555.59/31,126.48 = 12,484.05/x
  3. Step 3: Cross multiply
    22,555.59x = 31,126.48 × 12,484.05
  4. Step 4: Simplify right side
    22,555.59x = 388,584,532.64
  5. Step 5: Solve for x
    x = 388,584,532.64/22,555.59
  6. Step 6: Final answer
    x = 17,227.86

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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.