Home / 26,102.80-36,023.62-14,772.28

Finding the Fourth Proportional to 26,102.80, 36,023.62 and 14,772.28

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Solution

The fourth proportional to 26,102.80, 36,023.62 and 14,772.28 is: 20,386.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,102.80 : 36,023.62 = 14,772.28 : x
  2. Step 2: Convert to fraction form
    26,102.80/36,023.62 = 14,772.28/x
  3. Step 3: Cross multiply
    26,102.80x = 36,023.62 × 14,772.28
  4. Step 4: Simplify right side
    26,102.80x = 532,151,001.25
  5. Step 5: Solve for x
    x = 532,151,001.25/26,102.80
  6. Step 6: Final answer
    x = 20,386.74

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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.