Home / 15,342.89-23,006.95-9,103.70

Finding the Fourth Proportional to 15,342.89, 23,006.95 and 9,103.70

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Solution

The fourth proportional to 15,342.89, 23,006.95 and 9,103.70 is: 13,651.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,342.89 : 23,006.95 = 9,103.70 : x
  2. Step 2: Convert to fraction form
    15,342.89/23,006.95 = 9,103.70/x
  3. Step 3: Cross multiply
    15,342.89x = 23,006.95 × 9,103.70
  4. Step 4: Simplify right side
    15,342.89x = 209,448,405.47
  5. Step 5: Solve for x
    x = 209,448,405.47/15,342.89
  6. Step 6: Final answer
    x = 13,651.17

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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.