Home / 34,732.29-47,930.69-18,816.71

Finding the Fourth Proportional to 34,732.29, 47,930.69 and 18,816.71

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Solution

The fourth proportional to 34,732.29, 47,930.69 and 18,816.71 is: 25,967.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,732.29 : 47,930.69 = 18,816.71 : x
  2. Step 2: Convert to fraction form
    34,732.29/47,930.69 = 18,816.71/x
  3. Step 3: Cross multiply
    34,732.29x = 47,930.69 × 18,816.71
  4. Step 4: Simplify right side
    34,732.29x = 901,897,595.37
  5. Step 5: Solve for x
    x = 901,897,595.37/34,732.29
  6. Step 6: Final answer
    x = 25,967.12

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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.