Home / 25,402.98-35,057.96-15,333.87

Finding the Fourth Proportional to 25,402.98, 35,057.96 and 15,333.87

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Solution

The fourth proportional to 25,402.98, 35,057.96 and 15,333.87 is: 21,161.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,402.98 : 35,057.96 = 15,333.87 : x
  2. Step 2: Convert to fraction form
    25,402.98/35,057.96 = 15,333.87/x
  3. Step 3: Cross multiply
    25,402.98x = 35,057.96 × 15,333.87
  4. Step 4: Simplify right side
    25,402.98x = 537,574,399.66
  5. Step 5: Solve for x
    x = 537,574,399.66/25,402.98
  6. Step 6: Final answer
    x = 21,161.86

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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.