Home / 29,508.03-40,720.55-16,079.40

Finding the Fourth Proportional to 29,508.03, 40,720.55 and 16,079.40

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Solution

The fourth proportional to 29,508.03, 40,720.55 and 16,079.40 is: 22,189.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,508.03 : 40,720.55 = 16,079.40 : x
  2. Step 2: Convert to fraction form
    29,508.03/40,720.55 = 16,079.40/x
  3. Step 3: Cross multiply
    29,508.03x = 40,720.55 × 16,079.40
  4. Step 4: Simplify right side
    29,508.03x = 654,761,931.27
  5. Step 5: Solve for x
    x = 654,761,931.27/29,508.03
  6. Step 6: Final answer
    x = 22,189.28

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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.