Home / 54,258.76-74,800.02-39,893.23

Finding the Fourth Proportional to 54,258.76, 74,800.02 and 39,893.23

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Solution

The fourth proportional to 54,258.76, 74,800.02 and 39,893.23 is: 54,995.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,258.76 : 74,800.02 = 39,893.23 : x
  2. Step 2: Convert to fraction form
    54,258.76/74,800.02 = 39,893.23/x
  3. Step 3: Cross multiply
    54,258.76x = 74,800.02 × 39,893.23
  4. Step 4: Simplify right side
    54,258.76x = 2,984,014,401.86
  5. Step 5: Solve for x
    x = 2,984,014,401.86/54,258.76
  6. Step 6: Final answer
    x = 54,995.99

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Double scale
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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.