Home / 26,139.10-36,070.78-14,808.37

Finding the Fourth Proportional to 26,139.10, 36,070.78 and 14,808.37

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Solution

The fourth proportional to 26,139.10, 36,070.78 and 14,808.37 is: 20,434.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,139.10 : 36,070.78 = 14,808.37 : x
  2. Step 2: Convert to fraction form
    26,139.10/36,070.78 = 14,808.37/x
  3. Step 3: Cross multiply
    26,139.10x = 36,070.78 × 14,808.37
  4. Step 4: Simplify right side
    26,139.10x = 534,149,456.43
  5. Step 5: Solve for x
    x = 534,149,456.43/26,139.10
  6. Step 6: Final answer
    x = 20,434.88

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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.