Home / 15,490.15-23,205.35-9,255.14

Finding the Fourth Proportional to 15,490.15, 23,205.35 and 9,255.14

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Solution

The fourth proportional to 15,490.15, 23,205.35 and 9,255.14 is: 13,864.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,490.15 : 23,205.35 = 9,255.14 : x
  2. Step 2: Convert to fraction form
    15,490.15/23,205.35 = 9,255.14/x
  3. Step 3: Cross multiply
    15,490.15x = 23,205.35 × 9,255.14
  4. Step 4: Simplify right side
    15,490.15x = 214,768,763.00
  5. Step 5: Solve for x
    x = 214,768,763.00/15,490.15
  6. Step 6: Final answer
    x = 13,864.86

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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.