Home / 26,445.11-36,505.71-15,832.76

Finding the Fourth Proportional to 26,445.11, 36,505.71 and 15,832.76

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Solution

The fourth proportional to 26,445.11, 36,505.71 and 15,832.76 is: 21,856.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,445.11 : 36,505.71 = 15,832.76 : x
  2. Step 2: Convert to fraction form
    26,445.11/36,505.71 = 15,832.76/x
  3. Step 3: Cross multiply
    26,445.11x = 36,505.71 × 15,832.76
  4. Step 4: Simplify right side
    26,445.11x = 577,985,962.53
  5. Step 5: Solve for x
    x = 577,985,962.53/26,445.11
  6. Step 6: Final answer
    x = 21,856.07

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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.