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Finding the Fourth Proportional to 36,340.52, 54,510.76 and 9,686.52

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Solution

The fourth proportional to 36,340.52, 54,510.76 and 9,686.52 is: 14,529.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,340.52 : 54,510.76 = 9,686.52 : x
  2. Step 2: Convert to fraction form
    36,340.52/54,510.76 = 9,686.52/x
  3. Step 3: Cross multiply
    36,340.52x = 54,510.76 × 9,686.52
  4. Step 4: Simplify right side
    36,340.52x = 528,019,566.96
  5. Step 5: Solve for x
    x = 528,019,566.96/36,340.52
  6. Step 6: Final answer
    x = 14,529.77

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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.