Home / 26,292.78-36,280.80-14,963.76

Finding the Fourth Proportional to 26,292.78, 36,280.80 and 14,963.76

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Solution

The fourth proportional to 26,292.78, 36,280.80 and 14,963.76 is: 20,648.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,292.78 : 36,280.80 = 14,963.76 : x
  2. Step 2: Convert to fraction form
    26,292.78/36,280.80 = 14,963.76/x
  3. Step 3: Cross multiply
    26,292.78x = 36,280.80 × 14,963.76
  4. Step 4: Simplify right side
    26,292.78x = 542,897,183.81
  5. Step 5: Solve for x
    x = 542,897,183.81/26,292.78
  6. Step 6: Final answer
    x = 20,648.15

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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.