Home / 38,899.48-58,352.28-19,167.28

Finding the Fourth Proportional to 38,899.48, 58,352.28 and 19,167.28

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Solution

The fourth proportional to 38,899.48, 58,352.28 and 19,167.28 is: 28,752.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,899.48 : 58,352.28 = 19,167.28 : x
  2. Step 2: Convert to fraction form
    38,899.48/58,352.28 = 19,167.28/x
  3. Step 3: Cross multiply
    38,899.48x = 58,352.28 × 19,167.28
  4. Step 4: Simplify right side
    38,899.48x = 1,118,454,197.64
  5. Step 5: Solve for x
    x = 1,118,454,197.64/38,899.48
  6. Step 6: Final answer
    x = 28,752.42

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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.