Home / 39,384.72-54,349.56-23,460.90

Finding the Fourth Proportional to 39,384.72, 54,349.56 and 23,460.90

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Solution

The fourth proportional to 39,384.72, 54,349.56 and 23,460.90 is: 32,375.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,384.72 : 54,349.56 = 23,460.90 : x
  2. Step 2: Convert to fraction form
    39,384.72/54,349.56 = 23,460.90/x
  3. Step 3: Cross multiply
    39,384.72x = 54,349.56 × 23,460.90
  4. Step 4: Simplify right side
    39,384.72x = 1,275,089,592.20
  5. Step 5: Solve for x
    x = 1,275,089,592.20/39,384.72
  6. Step 6: Final answer
    x = 32,375.24

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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.