Home / 38,298.72-57,448.48-11,649.04

Finding the Fourth Proportional to 38,298.72, 57,448.48 and 11,649.04

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Solution

The fourth proportional to 38,298.72, 57,448.48 and 11,649.04 is: 17,473.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,298.72 : 57,448.48 = 11,649.04 : x
  2. Step 2: Convert to fraction form
    38,298.72/57,448.48 = 11,649.04/x
  3. Step 3: Cross multiply
    38,298.72x = 57,448.48 × 11,649.04
  4. Step 4: Simplify right side
    38,298.72x = 669,219,641.46
  5. Step 5: Solve for x
    x = 669,219,641.46/38,298.72
  6. Step 6: Final answer
    x = 17,473.68

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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.