Home / 52,382.54-72,289.44-28,510.76

Finding the Fourth Proportional to 52,382.54, 72,289.44 and 28,510.76

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Solution

The fourth proportional to 52,382.54, 72,289.44 and 28,510.76 is: 39,345.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,382.54 : 72,289.44 = 28,510.76 : x
  2. Step 2: Convert to fraction form
    52,382.54/72,289.44 = 28,510.76/x
  3. Step 3: Cross multiply
    52,382.54x = 72,289.44 × 28,510.76
  4. Step 4: Simplify right side
    52,382.54x = 2,061,027,055.10
  5. Step 5: Solve for x
    x = 2,061,027,055.10/52,382.54
  6. Step 6: Final answer
    x = 39,345.69

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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.