Home / 26,534.10-36,614.84-15,630.50

Finding the Fourth Proportional to 26,534.10, 36,614.84 and 15,630.50

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Solution

The fourth proportional to 26,534.10, 36,614.84 and 15,630.50 is: 21,568.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,534.10 : 36,614.84 = 15,630.50 : x
  2. Step 2: Convert to fraction form
    26,534.10/36,614.84 = 15,630.50/x
  3. Step 3: Cross multiply
    26,534.10x = 36,614.84 × 15,630.50
  4. Step 4: Simplify right side
    26,534.10x = 572,308,357.93
  5. Step 5: Solve for x
    x = 572,308,357.93/26,534.10
  6. Step 6: Final answer
    x = 21,568.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.