Home / 51,240.90-70,685.55-41,691.47

Finding the Fourth Proportional to 51,240.90, 70,685.55 and 41,691.47

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Solution

The fourth proportional to 51,240.90, 70,685.55 and 41,691.47 is: 57,512.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,240.90 : 70,685.55 = 41,691.47 : x
  2. Step 2: Convert to fraction form
    51,240.90/70,685.55 = 41,691.47/x
  3. Step 3: Cross multiply
    51,240.90x = 70,685.55 × 41,691.47
  4. Step 4: Simplify right side
    51,240.90x = 2,946,984,133.83
  5. Step 5: Solve for x
    x = 2,946,984,133.83/51,240.90
  6. Step 6: Final answer
    x = 57,512.34

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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.