Home / 59,317.82-81,947.48-38,948.20

Finding the Fourth Proportional to 59,317.82, 81,947.48 and 38,948.20

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Solution

The fourth proportional to 59,317.82, 81,947.48 and 38,948.20 is: 53,806.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,317.82 : 81,947.48 = 38,948.20 : x
  2. Step 2: Convert to fraction form
    59,317.82/81,947.48 = 38,948.20/x
  3. Step 3: Cross multiply
    59,317.82x = 81,947.48 × 38,948.20
  4. Step 4: Simplify right side
    59,317.82x = 3,191,706,840.54
  5. Step 5: Solve for x
    x = 3,191,706,840.54/59,317.82
  6. Step 6: Final answer
    x = 53,806.88

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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.