Home / 24,105.80-36,158.70-8,521.40

Finding the Fourth Proportional to 24,105.80, 36,158.70 and 8,521.40

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Solution

The fourth proportional to 24,105.80, 36,158.70 and 8,521.40 is: 12,782.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,105.80 : 36,158.70 = 8,521.40 : x
  2. Step 2: Convert to fraction form
    24,105.80/36,158.70 = 8,521.40/x
  3. Step 3: Cross multiply
    24,105.80x = 36,158.70 × 8,521.40
  4. Step 4: Simplify right side
    24,105.80x = 308,122,746.18
  5. Step 5: Solve for x
    x = 308,122,746.18/24,105.80
  6. Step 6: Final answer
    x = 12,782.10

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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.