Home / 25,723.50-35,502.98-15,113.13

Finding the Fourth Proportional to 25,723.50, 35,502.98 and 15,113.13

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Solution

The fourth proportional to 25,723.50, 35,502.98 and 15,113.13 is: 20,858.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,723.50 : 35,502.98 = 15,113.13 : x
  2. Step 2: Convert to fraction form
    25,723.50/35,502.98 = 15,113.13/x
  3. Step 3: Cross multiply
    25,723.50x = 35,502.98 × 15,113.13
  4. Step 4: Simplify right side
    25,723.50x = 536,561,152.13
  5. Step 5: Solve for x
    x = 536,561,152.13/25,723.50
  6. Step 6: Final answer
    x = 20,858.79

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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.