Home / 52,878.22-79,309.50-15,428.24

Finding the Fourth Proportional to 52,878.22, 79,309.50 and 15,428.24

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Solution

The fourth proportional to 52,878.22, 79,309.50 and 15,428.24 is: 23,140.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,878.22 : 79,309.50 = 15,428.24 : x
  2. Step 2: Convert to fraction form
    52,878.22/79,309.50 = 15,428.24/x
  3. Step 3: Cross multiply
    52,878.22x = 79,309.50 × 15,428.24
  4. Step 4: Simplify right side
    52,878.22x = 1,223,605,843.29
  5. Step 5: Solve for x
    x = 1,223,605,843.29/52,878.22
  6. Step 6: Final answer
    x = 23,140.07

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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.