Home / 40,381.74-60,509.63-25,559.35

Finding the Fourth Proportional to 40,381.74, 60,509.63 and 25,559.35

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Solution

The fourth proportional to 40,381.74, 60,509.63 and 25,559.35 is: 38,299.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,381.74 : 60,509.63 = 25,559.35 : x
  2. Step 2: Convert to fraction form
    40,381.74/60,509.63 = 25,559.35/x
  3. Step 3: Cross multiply
    40,381.74x = 60,509.63 × 25,559.35
  4. Step 4: Simplify right side
    40,381.74x = 1,546,586,724.16
  5. Step 5: Solve for x
    x = 1,546,586,724.16/40,381.74
  6. Step 6: Final answer
    x = 38,299.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.