Home / 15,258.93-21,050.31-8,966.85

Finding the Fourth Proportional to 15,258.93, 21,050.31 and 8,966.85

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Solution

The fourth proportional to 15,258.93, 21,050.31 and 8,966.85 is: 12,370.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,258.93 : 21,050.31 = 8,966.85 : x
  2. Step 2: Convert to fraction form
    15,258.93/21,050.31 = 8,966.85/x
  3. Step 3: Cross multiply
    15,258.93x = 21,050.31 × 8,966.85
  4. Step 4: Simplify right side
    15,258.93x = 188,754,972.22
  5. Step 5: Solve for x
    x = 188,754,972.22/15,258.93
  6. Step 6: Final answer
    x = 12,370.13

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