Home / 71,027.29-98,020.01-38,763.67

Finding the Fourth Proportional to 71,027.29, 98,020.01 and 38,763.67

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Solution

The fourth proportional to 71,027.29, 98,020.01 and 38,763.67 is: 53,495.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,027.29 : 98,020.01 = 38,763.67 : x
  2. Step 2: Convert to fraction form
    71,027.29/98,020.01 = 38,763.67/x
  3. Step 3: Cross multiply
    71,027.29x = 98,020.01 × 38,763.67
  4. Step 4: Simplify right side
    71,027.29x = 3,799,615,321.04
  5. Step 5: Solve for x
    x = 3,799,615,321.04/71,027.29
  6. Step 6: Final answer
    x = 53,495.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.