Home / 38,970.63-58,432.51-15,249.88

Finding the Fourth Proportional to 38,970.63, 58,432.51 and 15,249.88

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Solution

The fourth proportional to 38,970.63, 58,432.51 and 15,249.88 is: 22,865.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,970.63 : 58,432.51 = 15,249.88 : x
  2. Step 2: Convert to fraction form
    38,970.63/58,432.51 = 15,249.88/x
  3. Step 3: Cross multiply
    38,970.63x = 58,432.51 × 15,249.88
  4. Step 4: Simplify right side
    38,970.63x = 891,088,736.25
  5. Step 5: Solve for x
    x = 891,088,736.25/38,970.63
  6. Step 6: Final answer
    x = 22,865.65

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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.