Home / 15,008.16-22,532.40-7,994.40

Finding the Fourth Proportional to 15,008.16, 22,532.40 and 7,994.40

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Solution

The fourth proportional to 15,008.16, 22,532.40 and 7,994.40 is: 12,002.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,008.16 : 22,532.40 = 7,994.40 : x
  2. Step 2: Convert to fraction form
    15,008.16/22,532.40 = 7,994.40/x
  3. Step 3: Cross multiply
    15,008.16x = 22,532.40 × 7,994.40
  4. Step 4: Simplify right side
    15,008.16x = 180,133,018.56
  5. Step 5: Solve for x
    x = 180,133,018.56/15,008.16
  6. Step 6: Final answer
    x = 12,002.34

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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.