Home / 34,387.63-47,455.19-22,443.91

Finding the Fourth Proportional to 34,387.63, 47,455.19 and 22,443.91

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Solution

The fourth proportional to 34,387.63, 47,455.19 and 22,443.91 is: 30,972.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,387.63 : 47,455.19 = 22,443.91 : x
  2. Step 2: Convert to fraction form
    34,387.63/47,455.19 = 22,443.91/x
  3. Step 3: Cross multiply
    34,387.63x = 47,455.19 × 22,443.91
  4. Step 4: Simplify right side
    34,387.63x = 1,065,079,901.17
  5. Step 5: Solve for x
    x = 1,065,079,901.17/34,387.63
  6. Step 6: Final answer
    x = 30,972.76

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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.