Home / 52,282.18-72,148.08-28,408.51

Finding the Fourth Proportional to 52,282.18, 72,148.08 and 28,408.51

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Solution

The fourth proportional to 52,282.18, 72,148.08 and 28,408.51 is: 39,203.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,282.18 : 72,148.08 = 28,408.51 : x
  2. Step 2: Convert to fraction form
    52,282.18/72,148.08 = 28,408.51/x
  3. Step 3: Cross multiply
    52,282.18x = 72,148.08 × 28,408.51
  4. Step 4: Simplify right side
    52,282.18x = 2,049,619,452.16
  5. Step 5: Solve for x
    x = 2,049,619,452.16/52,282.18
  6. Step 6: Final answer
    x = 39,203.02

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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.