Home / 52,230.51-72,078.48-28,357.19

Finding the Fourth Proportional to 52,230.51, 72,078.48 and 28,357.19

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Solution

The fourth proportional to 52,230.51, 72,078.48 and 28,357.19 is: 39,133.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,230.51 : 72,078.48 = 28,357.19 : x
  2. Step 2: Convert to fraction form
    52,230.51/72,078.48 = 28,357.19/x
  3. Step 3: Cross multiply
    52,230.51x = 72,078.48 × 28,357.19
  4. Step 4: Simplify right side
    52,230.51x = 2,043,943,052.20
  5. Step 5: Solve for x
    x = 2,043,943,052.20/52,230.51
  6. Step 6: Final answer
    x = 39,133.12

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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.