Home / 38,068.83-57,101.92-9,988.67

Finding the Fourth Proportional to 38,068.83, 57,101.92 and 9,988.67

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Solution

The fourth proportional to 38,068.83, 57,101.92 and 9,988.67 is: 14,982.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,068.83 : 57,101.92 = 9,988.67 : x
  2. Step 2: Convert to fraction form
    38,068.83/57,101.92 = 9,988.67/x
  3. Step 3: Cross multiply
    38,068.83x = 57,101.92 × 9,988.67
  4. Step 4: Simplify right side
    38,068.83x = 570,372,353.03
  5. Step 5: Solve for x
    x = 570,372,353.03/38,068.83
  6. Step 6: Final answer
    x = 14,982.66

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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.