Home / 15,411.15-23,116.71-6,527.88

Finding the Fourth Proportional to 15,411.15, 23,116.71 and 6,527.88

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Solution

The fourth proportional to 15,411.15, 23,116.71 and 6,527.88 is: 9,791.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,411.15 : 23,116.71 = 6,527.88 : x
  2. Step 2: Convert to fraction form
    15,411.15/23,116.71 = 6,527.88/x
  3. Step 3: Cross multiply
    15,411.15x = 23,116.71 × 6,527.88
  4. Step 4: Simplify right side
    15,411.15x = 150,903,108.87
  5. Step 5: Solve for x
    x = 150,903,108.87/15,411.15
  6. Step 6: Final answer
    x = 9,791.81

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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.