Home / 29,421.72-40,595.85-17,480.70

Finding the Fourth Proportional to 29,421.72, 40,595.85 and 17,480.70

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Solution

The fourth proportional to 29,421.72, 40,595.85 and 17,480.70 is: 24,119.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,421.72 : 40,595.85 = 17,480.70 : x
  2. Step 2: Convert to fraction form
    29,421.72/40,595.85 = 17,480.70/x
  3. Step 3: Cross multiply
    29,421.72x = 40,595.85 × 17,480.70
  4. Step 4: Simplify right side
    29,421.72x = 709,643,875.10
  5. Step 5: Solve for x
    x = 709,643,875.10/29,421.72
  6. Step 6: Final answer
    x = 24,119.73

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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.