Home / 29,011.11-40,047.98-18,417.03

Finding the Fourth Proportional to 29,011.11, 40,047.98 and 18,417.03

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Solution

The fourth proportional to 29,011.11, 40,047.98 and 18,417.03 is: 25,423.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,011.11 : 40,047.98 = 18,417.03 : x
  2. Step 2: Convert to fraction form
    29,011.11/40,047.98 = 18,417.03/x
  3. Step 3: Cross multiply
    29,011.11x = 40,047.98 × 18,417.03
  4. Step 4: Simplify right side
    29,011.11x = 737,564,757.01
  5. Step 5: Solve for x
    x = 737,564,757.01/29,011.11
  6. Step 6: Final answer
    x = 25,423.53

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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.