Home / 22,035.40-32,957.10-19,712.20

Finding the Fourth Proportional to 22,035.40, 32,957.10 and 19,712.20

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Solution

The fourth proportional to 22,035.40, 32,957.10 and 19,712.20 is: 29,482.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,035.40 : 32,957.10 = 19,712.20 : x
  2. Step 2: Convert to fraction form
    22,035.40/32,957.10 = 19,712.20/x
  3. Step 3: Cross multiply
    22,035.40x = 32,957.10 × 19,712.20
  4. Step 4: Simplify right side
    22,035.40x = 649,656,946.62
  5. Step 5: Solve for x
    x = 649,656,946.62/22,035.40
  6. Step 6: Final answer
    x = 29,482.42

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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.