Home / 34,879.68-52,320.06-18,272.16

Finding the Fourth Proportional to 34,879.68, 52,320.06 and 18,272.16

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Solution

The fourth proportional to 34,879.68, 52,320.06 and 18,272.16 is: 27,408.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,879.68 : 52,320.06 = 18,272.16 : x
  2. Step 2: Convert to fraction form
    34,879.68/52,320.06 = 18,272.16/x
  3. Step 3: Cross multiply
    34,879.68x = 52,320.06 × 18,272.16
  4. Step 4: Simplify right side
    34,879.68x = 956,000,507.53
  5. Step 5: Solve for x
    x = 956,000,507.53/34,879.68
  6. Step 6: Final answer
    x = 27,408.52

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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.