Home / 52,382.18-72,286.04-30,582.63

Finding the Fourth Proportional to 52,382.18, 72,286.04 and 30,582.63

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Solution

The fourth proportional to 52,382.18, 72,286.04 and 30,582.63 is: 42,203.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,382.18 : 72,286.04 = 30,582.63 : x
  2. Step 2: Convert to fraction form
    52,382.18/72,286.04 = 30,582.63/x
  3. Step 3: Cross multiply
    52,382.18x = 72,286.04 × 30,582.63
  4. Step 4: Simplify right side
    52,382.18x = 2,210,697,062.57
  5. Step 5: Solve for x
    x = 2,210,697,062.57/52,382.18
  6. Step 6: Final answer
    x = 42,203.23

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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.