Home / 15,617.52-23,426.06-3,771.18

Finding the Fourth Proportional to 15,617.52, 23,426.06 and 3,771.18

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Solution

The fourth proportional to 15,617.52, 23,426.06 and 3,771.18 is: 5,656.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,617.52 : 23,426.06 = 3,771.18 : x
  2. Step 2: Convert to fraction form
    15,617.52/23,426.06 = 3,771.18/x
  3. Step 3: Cross multiply
    15,617.52x = 23,426.06 × 3,771.18
  4. Step 4: Simplify right side
    15,617.52x = 88,343,870.09
  5. Step 5: Solve for x
    x = 88,343,870.09/15,617.52
  6. Step 6: Final answer
    x = 5,656.72

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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.