Home / 26,135.73-36,070.40-15,525.41

Finding the Fourth Proportional to 26,135.73, 36,070.40 and 15,525.41

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Solution

The fourth proportional to 26,135.73, 36,070.40 and 15,525.41 is: 21,426.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,135.73 : 36,070.40 = 15,525.41 : x
  2. Step 2: Convert to fraction form
    26,135.73/36,070.40 = 15,525.41/x
  3. Step 3: Cross multiply
    26,135.73x = 36,070.40 × 15,525.41
  4. Step 4: Simplify right side
    26,135.73x = 560,007,748.86
  5. Step 5: Solve for x
    x = 560,007,748.86/26,135.73
  6. Step 6: Final answer
    x = 21,426.90

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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.