Home / 42,750.76-59,012.50-38,266.60

Finding the Fourth Proportional to 42,750.76, 59,012.50 and 38,266.60

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Solution

The fourth proportional to 42,750.76, 59,012.50 and 38,266.60 is: 52,822.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,750.76 : 59,012.50 = 38,266.60 : x
  2. Step 2: Convert to fraction form
    42,750.76/59,012.50 = 38,266.60/x
  3. Step 3: Cross multiply
    42,750.76x = 59,012.50 × 38,266.60
  4. Step 4: Simplify right side
    42,750.76x = 2,258,207,732.50
  5. Step 5: Solve for x
    x = 2,258,207,732.50/42,750.76
  6. Step 6: Final answer
    x = 52,822.63

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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.