Home / 52,338.24-72,227.26-28,465.40

Finding the Fourth Proportional to 52,338.24, 72,227.26 and 28,465.40

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Solution

The fourth proportional to 52,338.24, 72,227.26 and 28,465.40 is: 39,282.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,338.24 : 72,227.26 = 28,465.40 : x
  2. Step 2: Convert to fraction form
    52,338.24/72,227.26 = 28,465.40/x
  3. Step 3: Cross multiply
    52,338.24x = 72,227.26 × 28,465.40
  4. Step 4: Simplify right side
    52,338.24x = 2,055,977,846.80
  5. Step 5: Solve for x
    x = 2,055,977,846.80/52,338.24
  6. Step 6: Final answer
    x = 39,282.52

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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.