Home / 15,479.81-23,220.15-3,793.01

Finding the Fourth Proportional to 15,479.81, 23,220.15 and 3,793.01

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Solution

The fourth proportional to 15,479.81, 23,220.15 and 3,793.01 is: 5,689.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,479.81 : 23,220.15 = 3,793.01 : x
  2. Step 2: Convert to fraction form
    15,479.81/23,220.15 = 3,793.01/x
  3. Step 3: Cross multiply
    15,479.81x = 23,220.15 × 3,793.01
  4. Step 4: Simplify right side
    15,479.81x = 88,074,242.19
  5. Step 5: Solve for x
    x = 88,074,242.19/15,479.81
  6. Step 6: Final answer
    x = 5,689.62

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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.