Home / 23,360.40-35,046.18-7,778.16

Finding the Fourth Proportional to 23,360.40, 35,046.18 and 7,778.16

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Solution

The fourth proportional to 23,360.40, 35,046.18 and 7,778.16 is: 11,669.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,360.40 : 35,046.18 = 7,778.16 : x
  2. Step 2: Convert to fraction form
    23,360.40/35,046.18 = 7,778.16/x
  3. Step 3: Cross multiply
    23,360.40x = 35,046.18 × 7,778.16
  4. Step 4: Simplify right side
    23,360.40x = 272,594,795.43
  5. Step 5: Solve for x
    x = 272,594,795.43/23,360.40
  6. Step 6: Final answer
    x = 11,669.10

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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.