Home / 52,896.90-79,345.02-13,453.68

Finding the Fourth Proportional to 52,896.90, 79,345.02 and 13,453.68

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Solution

The fourth proportional to 52,896.90, 79,345.02 and 13,453.68 is: 20,180.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,896.90 : 79,345.02 = 13,453.68 : x
  2. Step 2: Convert to fraction form
    52,896.90/79,345.02 = 13,453.68/x
  3. Step 3: Cross multiply
    52,896.90x = 79,345.02 × 13,453.68
  4. Step 4: Simplify right side
    52,896.90x = 1,067,482,508.67
  5. Step 5: Solve for x
    x = 1,067,482,508.67/52,896.90
  6. Step 6: Final answer
    x = 20,180.44

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1.5x scale

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.