Home / 47,349.20-70,975.20-27,617.60

Finding the Fourth Proportional to 47,349.20, 70,975.20 and 27,617.60

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Solution

The fourth proportional to 47,349.20, 70,975.20 and 27,617.60 is: 41,398.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,349.20 : 70,975.20 = 27,617.60 : x
  2. Step 2: Convert to fraction form
    47,349.20/70,975.20 = 27,617.60/x
  3. Step 3: Cross multiply
    47,349.20x = 70,975.20 × 27,617.60
  4. Step 4: Simplify right side
    47,349.20x = 1,960,164,683.52
  5. Step 5: Solve for x
    x = 1,960,164,683.52/47,349.20
  6. Step 6: Final answer
    x = 41,398.05

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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.