Home / 48,445.80-72,668.70-36,004.20

Finding the Fourth Proportional to 48,445.80, 72,668.70 and 36,004.20

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Solution

The fourth proportional to 48,445.80, 72,668.70 and 36,004.20 is: 54,006.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,445.80 : 72,668.70 = 36,004.20 : x
  2. Step 2: Convert to fraction form
    48,445.80/72,668.70 = 36,004.20/x
  3. Step 3: Cross multiply
    48,445.80x = 72,668.70 × 36,004.20
  4. Step 4: Simplify right side
    48,445.80x = 2,616,378,408.54
  5. Step 5: Solve for x
    x = 2,616,378,408.54/48,445.80
  6. Step 6: Final answer
    x = 54,006.30

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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.