Home / 15,360.30-23,003.55-8,766.50

Finding the Fourth Proportional to 15,360.30, 23,003.55 and 8,766.50

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Solution

The fourth proportional to 15,360.30, 23,003.55 and 8,766.50 is: 13,128.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,360.30 : 23,003.55 = 8,766.50 : x
  2. Step 2: Convert to fraction form
    15,360.30/23,003.55 = 8,766.50/x
  3. Step 3: Cross multiply
    15,360.30x = 23,003.55 × 8,766.50
  4. Step 4: Simplify right side
    15,360.30x = 201,660,592.32
  5. Step 5: Solve for x
    x = 201,660,592.32/15,360.30
  6. Step 6: Final answer
    x = 13,128.69

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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.