Home / 26,235.80-36,206.85-15,487.00

Finding the Fourth Proportional to 26,235.80, 36,206.85 and 15,487.00

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Solution

The fourth proportional to 26,235.80, 36,206.85 and 15,487.00 is: 21,372.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,235.80 : 36,206.85 = 15,487.00 : x
  2. Step 2: Convert to fraction form
    26,235.80/36,206.85 = 15,487.00/x
  3. Step 3: Cross multiply
    26,235.80x = 36,206.85 × 15,487.00
  4. Step 4: Simplify right side
    26,235.80x = 560,735,366.39
  5. Step 5: Solve for x
    x = 560,735,366.39/26,235.80
  6. Step 6: Final answer
    x = 21,372.91

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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.