Home / 29,011.68-40,035.60-16,436.16

Finding the Fourth Proportional to 29,011.68, 40,035.60 and 16,436.16

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Solution

The fourth proportional to 29,011.68, 40,035.60 and 16,436.16 is: 22,681.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,011.68 : 40,035.60 = 16,436.16 : x
  2. Step 2: Convert to fraction form
    29,011.68/40,035.60 = 16,436.16/x
  3. Step 3: Cross multiply
    29,011.68x = 40,035.60 × 16,436.16
  4. Step 4: Simplify right side
    29,011.68x = 658,031,527.30
  5. Step 5: Solve for x
    x = 658,031,527.30/29,011.68
  6. Step 6: Final answer
    x = 22,681.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.