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Finding the Fourth Proportional to 26,800.52, 36,985.02 and 14,864.20

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Solution

The fourth proportional to 26,800.52, 36,985.02 and 14,864.20 is: 20,512.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,800.52 : 36,985.02 = 14,864.20 : x
  2. Step 2: Convert to fraction form
    26,800.52/36,985.02 = 14,864.20/x
  3. Step 3: Cross multiply
    26,800.52x = 36,985.02 × 14,864.20
  4. Step 4: Simplify right side
    26,800.52x = 549,752,734.28
  5. Step 5: Solve for x
    x = 549,752,734.28/26,800.52
  6. Step 6: Final answer
    x = 20,512.76

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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.