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Finding the Fourth Proportional to 26,266.88, 36,248.32 and 15,088

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Solution

The fourth proportional to 26,266.88, 36,248.32 and 15,088 is: 20,821.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,266.88 : 36,248.32 = 15,088 : x
  2. Step 2: Convert to fraction form
    26,266.88/36,248.32 = 15,088/x
  3. Step 3: Cross multiply
    26,266.88x = 36,248.32 × 15,088
  4. Step 4: Simplify right side
    26,266.88x = 546,914,652.16
  5. Step 5: Solve for x
    x = 546,914,652.16/26,266.88
  6. Step 6: Final answer
    x = 20,821.45

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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.