Home / 26,147.32-36,088.55-15,534.91

Finding the Fourth Proportional to 26,147.32, 36,088.55 and 15,534.91

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Solution

The fourth proportional to 26,147.32, 36,088.55 and 15,534.91 is: 21,441.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,147.32 : 36,088.55 = 15,534.91 : x
  2. Step 2: Convert to fraction form
    26,147.32/36,088.55 = 15,534.91/x
  3. Step 3: Cross multiply
    26,147.32x = 36,088.55 × 15,534.91
  4. Step 4: Simplify right side
    26,147.32x = 560,632,376.28
  5. Step 5: Solve for x
    x = 560,632,376.28/26,147.32
  6. Step 6: Final answer
    x = 21,441.29

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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.