Home / 26,366.72-36,385.00-15,762.20

Finding the Fourth Proportional to 26,366.72, 36,385.00 and 15,762.20

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Solution

The fourth proportional to 26,366.72, 36,385.00 and 15,762.20 is: 21,751.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,366.72 : 36,385.00 = 15,762.20 : x
  2. Step 2: Convert to fraction form
    26,366.72/36,385.00 = 15,762.20/x
  3. Step 3: Cross multiply
    26,366.72x = 36,385.00 × 15,762.20
  4. Step 4: Simplify right side
    26,366.72x = 573,507,425.67
  5. Step 5: Solve for x
    x = 573,507,425.67/26,366.72
  6. Step 6: Final answer
    x = 21,751.19

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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.