Home / 40,285.89-60,419.72-15,317.03

Finding the Fourth Proportional to 40,285.89, 60,419.72 and 15,317.03

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Solution

The fourth proportional to 40,285.89, 60,419.72 and 15,317.03 is: 22,972.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,285.89 : 60,419.72 = 15,317.03 : x
  2. Step 2: Convert to fraction form
    40,285.89/60,419.72 = 15,317.03/x
  3. Step 3: Cross multiply
    40,285.89x = 60,419.72 × 15,317.03
  4. Step 4: Simplify right side
    40,285.89x = 925,450,853.17
  5. Step 5: Solve for x
    x = 925,450,853.17/40,285.89
  6. Step 6: Final answer
    x = 22,972.08

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1.5x scale

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.