Home / 44,280.30-66,420.45-39,906.30

Finding the Fourth Proportional to 44,280.30, 66,420.45 and 39,906.30

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Solution

The fourth proportional to 44,280.30, 66,420.45 and 39,906.30 is: 59,859.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,280.30 : 66,420.45 = 39,906.30 : x
  2. Step 2: Convert to fraction form
    44,280.30/66,420.45 = 39,906.30/x
  3. Step 3: Cross multiply
    44,280.30x = 66,420.45 × 39,906.30
  4. Step 4: Simplify right side
    44,280.30x = 2,650,594,403.84
  5. Step 5: Solve for x
    x = 2,650,594,403.84/44,280.30
  6. Step 6: Final answer
    x = 59,859.45

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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.