Home / 15,740.11-23,602.63-9,168.17

Finding the Fourth Proportional to 15,740.11, 23,602.63 and 9,168.17

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Solution

The fourth proportional to 15,740.11, 23,602.63 and 9,168.17 is: 13,747.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,740.11 : 23,602.63 = 9,168.17 : x
  2. Step 2: Convert to fraction form
    15,740.11/23,602.63 = 9,168.17/x
  3. Step 3: Cross multiply
    15,740.11x = 23,602.63 × 9,168.17
  4. Step 4: Simplify right side
    15,740.11x = 216,392,924.29
  5. Step 5: Solve for x
    x = 216,392,924.29/15,740.11
  6. Step 6: Final answer
    x = 13,747.87

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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.