Home / 23,148.19-34,721.14-8,156.06

Finding the Fourth Proportional to 23,148.19, 34,721.14 and 8,156.06

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Solution

The fourth proportional to 23,148.19, 34,721.14 and 8,156.06 is: 12,233.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,148.19 : 34,721.14 = 8,156.06 : x
  2. Step 2: Convert to fraction form
    23,148.19/34,721.14 = 8,156.06/x
  3. Step 3: Cross multiply
    23,148.19x = 34,721.14 × 8,156.06
  4. Step 4: Simplify right side
    23,148.19x = 283,187,701.11
  5. Step 5: Solve for x
    x = 283,187,701.11/23,148.19
  6. Step 6: Final answer
    x = 12,233.69

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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.