Home / 48,417.80-72,630.32-13,357.13

Finding the Fourth Proportional to 48,417.80, 72,630.32 and 13,357.13

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Solution

The fourth proportional to 48,417.80, 72,630.32 and 13,357.13 is: 20,036.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,417.80 : 72,630.32 = 13,357.13 : x
  2. Step 2: Convert to fraction form
    48,417.80/72,630.32 = 13,357.13/x
  3. Step 3: Cross multiply
    48,417.80x = 72,630.32 × 13,357.13
  4. Step 4: Simplify right side
    48,417.80x = 970,132,196.24
  5. Step 5: Solve for x
    x = 970,132,196.24/48,417.80
  6. Step 6: Final answer
    x = 20,036.69

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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.