Home / 38,904.70-58,385.85-15,547.90

Finding the Fourth Proportional to 38,904.70, 58,385.85 and 15,547.90

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Solution

The fourth proportional to 38,904.70, 58,385.85 and 15,547.90 is: 23,333.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,904.70 : 58,385.85 = 15,547.90 : x
  2. Step 2: Convert to fraction form
    38,904.70/58,385.85 = 15,547.90/x
  3. Step 3: Cross multiply
    38,904.70x = 58,385.85 × 15,547.90
  4. Step 4: Simplify right side
    38,904.70x = 907,777,357.22
  5. Step 5: Solve for x
    x = 907,777,357.22/38,904.70
  6. Step 6: Final answer
    x = 23,333.36

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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.