Home / 44,308.08-61,129.71-28,401.30

Finding the Fourth Proportional to 44,308.08, 61,129.71 and 28,401.30

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Solution

The fourth proportional to 44,308.08, 61,129.71 and 28,401.30 is: 39,183.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,308.08 : 61,129.71 = 28,401.30 : x
  2. Step 2: Convert to fraction form
    44,308.08/61,129.71 = 28,401.30/x
  3. Step 3: Cross multiply
    44,308.08x = 61,129.71 × 28,401.30
  4. Step 4: Simplify right side
    44,308.08x = 1,736,163,232.62
  5. Step 5: Solve for x
    x = 1,736,163,232.62/44,308.08
  6. Step 6: Final answer
    x = 39,183.90

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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.