Home / 30,031.23-41,439.70-16,599.10

Finding the Fourth Proportional to 30,031.23, 41,439.70 and 16,599.10

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Solution

The fourth proportional to 30,031.23, 41,439.70 and 16,599.10 is: 22,904.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,031.23 : 41,439.70 = 16,599.10 : x
  2. Step 2: Convert to fraction form
    30,031.23/41,439.70 = 16,599.10/x
  3. Step 3: Cross multiply
    30,031.23x = 41,439.70 × 16,599.10
  4. Step 4: Simplify right side
    30,031.23x = 687,861,724.27
  5. Step 5: Solve for x
    x = 687,861,724.27/30,031.23
  6. Step 6: Final answer
    x = 22,904.88

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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.