Home / 15,056.45-20,778.62-9,088.00

Finding the Fourth Proportional to 15,056.45, 20,778.62 and 9,088.00

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Solution

The fourth proportional to 15,056.45, 20,778.62 and 9,088.00 is: 12,541.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,056.45 : 20,778.62 = 9,088.00 : x
  2. Step 2: Convert to fraction form
    15,056.45/20,778.62 = 9,088.00/x
  3. Step 3: Cross multiply
    15,056.45x = 20,778.62 × 9,088.00
  4. Step 4: Simplify right side
    15,056.45x = 188,836,052.29
  5. Step 5: Solve for x
    x = 188,836,052.29/15,056.45
  6. Step 6: Final answer
    x = 12,541.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.