Home / 52,055.13-71,836.47-28,182.21

Finding the Fourth Proportional to 52,055.13, 71,836.47 and 28,182.21

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Solution

The fourth proportional to 52,055.13, 71,836.47 and 28,182.21 is: 38,891.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,055.13 : 71,836.47 = 28,182.21 : x
  2. Step 2: Convert to fraction form
    52,055.13/71,836.47 = 28,182.21/x
  3. Step 3: Cross multiply
    52,055.13x = 71,836.47 × 28,182.21
  4. Step 4: Simplify right side
    52,055.13x = 2,024,510,124.02
  5. Step 5: Solve for x
    x = 2,024,510,124.02/52,055.13
  6. Step 6: Final answer
    x = 38,891.65

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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.