Home / 38,958.71-58,429.76-14,000.18

Finding the Fourth Proportional to 38,958.71, 58,429.76 and 14,000.18

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Solution

The fourth proportional to 38,958.71, 58,429.76 and 14,000.18 is: 20,997.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,958.71 : 58,429.76 = 14,000.18 : x
  2. Step 2: Convert to fraction form
    38,958.71/58,429.76 = 14,000.18/x
  3. Step 3: Cross multiply
    38,958.71x = 58,429.76 × 14,000.18
  4. Step 4: Simplify right side
    38,958.71x = 818,026,795.21
  5. Step 5: Solve for x
    x = 818,026,795.21/38,958.71
  6. Step 6: Final answer
    x = 20,997.28

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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.