Home / 35,320.24-52,899.72-16,865.20

Finding the Fourth Proportional to 35,320.24, 52,899.72 and 16,865.20

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Solution

The fourth proportional to 35,320.24, 52,899.72 and 16,865.20 is: 25,259.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,320.24 : 52,899.72 = 16,865.20 : x
  2. Step 2: Convert to fraction form
    35,320.24/52,899.72 = 16,865.20/x
  3. Step 3: Cross multiply
    35,320.24x = 52,899.72 × 16,865.20
  4. Step 4: Simplify right side
    35,320.24x = 892,164,357.74
  5. Step 5: Solve for x
    x = 892,164,357.74/35,320.24
  6. Step 6: Final answer
    x = 25,259.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.