Home / 42,685.60-58,851.36-35,000.55

Finding the Fourth Proportional to 42,685.60, 58,851.36 and 35,000.55

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Solution

The fourth proportional to 42,685.60, 58,851.36 and 35,000.55 is: 48,255.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,685.60 : 58,851.36 = 35,000.55 : x
  2. Step 2: Convert to fraction form
    42,685.60/58,851.36 = 35,000.55/x
  3. Step 3: Cross multiply
    42,685.60x = 58,851.36 × 35,000.55
  4. Step 4: Simplify right side
    42,685.60x = 2,059,830,188.94
  5. Step 5: Solve for x
    x = 2,059,830,188.94/42,685.60
  6. Step 6: Final answer
    x = 48,255.86

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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.