Home / 15,660.19-23,484.81-7,344.12

Finding the Fourth Proportional to 15,660.19, 23,484.81 and 7,344.12

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Solution

The fourth proportional to 15,660.19, 23,484.81 and 7,344.12 is: 11,013.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,660.19 : 23,484.81 = 7,344.12 : x
  2. Step 2: Convert to fraction form
    15,660.19/23,484.81 = 7,344.12/x
  3. Step 3: Cross multiply
    15,660.19x = 23,484.81 × 7,344.12
  4. Step 4: Simplify right side
    15,660.19x = 172,475,226.10
  5. Step 5: Solve for x
    x = 172,475,226.10/15,660.19
  6. Step 6: Final answer
    x = 11,013.61

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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.