Home / 51,934.65-71,669.85-28,061.32

Finding the Fourth Proportional to 51,934.65, 71,669.85 and 28,061.32

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Solution

The fourth proportional to 51,934.65, 71,669.85 and 28,061.32 is: 38,724.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,934.65 : 71,669.85 = 28,061.32 : x
  2. Step 2: Convert to fraction form
    51,934.65/71,669.85 = 28,061.32/x
  3. Step 3: Cross multiply
    51,934.65x = 71,669.85 × 28,061.32
  4. Step 4: Simplify right side
    51,934.65x = 2,011,150,595.20
  5. Step 5: Solve for x
    x = 2,011,150,595.20/51,934.65
  6. Step 6: Final answer
    x = 38,724.64

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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.