Home / 26,131.24-36,068.70-15,925.96

Finding the Fourth Proportional to 26,131.24, 36,068.70 and 15,925.96

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Solution

The fourth proportional to 26,131.24, 36,068.70 and 15,925.96 is: 21,982.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,131.24 : 36,068.70 = 15,925.96 : x
  2. Step 2: Convert to fraction form
    26,131.24/36,068.70 = 15,925.96/x
  3. Step 3: Cross multiply
    26,131.24x = 36,068.70 × 15,925.96
  4. Step 4: Simplify right side
    26,131.24x = 574,428,673.45
  5. Step 5: Solve for x
    x = 574,428,673.45/26,131.24
  6. Step 6: Final answer
    x = 21,982.45

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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.