Home / 26,290.77-36,280.78-14,960.02

Finding the Fourth Proportional to 26,290.77, 36,280.78 and 14,960.02

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Solution

The fourth proportional to 26,290.77, 36,280.78 and 14,960.02 is: 20,644.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,290.77 : 36,280.78 = 14,960.02 : x
  2. Step 2: Convert to fraction form
    26,290.77/36,280.78 = 14,960.02/x
  3. Step 3: Cross multiply
    26,290.77x = 36,280.78 × 14,960.02
  4. Step 4: Simplify right side
    26,290.77x = 542,761,066.31
  5. Step 5: Solve for x
    x = 542,761,066.31/26,290.77
  6. Step 6: Final answer
    x = 20,644.55

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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.