Home / 15,563.79-23,352.55-8,166.47

Finding the Fourth Proportional to 15,563.79, 23,352.55 and 8,166.47

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Solution

The fourth proportional to 15,563.79, 23,352.55 and 8,166.47 is: 12,253.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,563.79 : 23,352.55 = 8,166.47 : x
  2. Step 2: Convert to fraction form
    15,563.79/23,352.55 = 8,166.47/x
  3. Step 3: Cross multiply
    15,563.79x = 23,352.55 × 8,166.47
  4. Step 4: Simplify right side
    15,563.79x = 190,707,761.82
  5. Step 5: Solve for x
    x = 190,707,761.82/15,563.79
  6. Step 6: Final answer
    x = 12,253.30

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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.