Home / 22,930.07-34,384.91-7,938.59

Finding the Fourth Proportional to 22,930.07, 34,384.91 and 7,938.59

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Solution

The fourth proportional to 22,930.07, 34,384.91 and 7,938.59 is: 11,904.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,930.07 : 34,384.91 = 7,938.59 : x
  2. Step 2: Convert to fraction form
    22,930.07/34,384.91 = 7,938.59/x
  3. Step 3: Cross multiply
    22,930.07x = 34,384.91 × 7,938.59
  4. Step 4: Simplify right side
    22,930.07x = 272,967,491.06
  5. Step 5: Solve for x
    x = 272,967,491.06/22,930.07
  6. Step 6: Final answer
    x = 11,904.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.