Home / 15,506.28-23,259.39-7,181.70

Finding the Fourth Proportional to 15,506.28, 23,259.39 and 7,181.70

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Solution

The fourth proportional to 15,506.28, 23,259.39 and 7,181.70 is: 10,772.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,506.28 : 23,259.39 = 7,181.70 : x
  2. Step 2: Convert to fraction form
    15,506.28/23,259.39 = 7,181.70/x
  3. Step 3: Cross multiply
    15,506.28x = 23,259.39 × 7,181.70
  4. Step 4: Simplify right side
    15,506.28x = 167,041,961.16
  5. Step 5: Solve for x
    x = 167,041,961.16/15,506.28
  6. Step 6: Final answer
    x = 10,772.54

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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.