Home / 22,987.40-34,473.60-7,401.38

Finding the Fourth Proportional to 22,987.40, 34,473.60 and 7,401.38

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Solution

The fourth proportional to 22,987.40, 34,473.60 and 7,401.38 is: 11,099.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,987.40 : 34,473.60 = 7,401.38 : x
  2. Step 2: Convert to fraction form
    22,987.40/34,473.60 = 7,401.38/x
  3. Step 3: Cross multiply
    22,987.40x = 34,473.60 × 7,401.38
  4. Step 4: Simplify right side
    22,987.40x = 255,152,041.20
  5. Step 5: Solve for x
    x = 255,152,041.20/22,987.40
  6. Step 6: Final answer
    x = 11,099.65

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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.