Home / 51,227.84-70,685.34-28,565.04

Finding the Fourth Proportional to 51,227.84, 70,685.34 and 28,565.04

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Solution

The fourth proportional to 51,227.84, 70,685.34 and 28,565.04 is: 39,414.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,227.84 : 70,685.34 = 28,565.04 : x
  2. Step 2: Convert to fraction form
    51,227.84/70,685.34 = 28,565.04/x
  3. Step 3: Cross multiply
    51,227.84x = 70,685.34 × 28,565.04
  4. Step 4: Simplify right side
    51,227.84x = 2,019,129,564.51
  5. Step 5: Solve for x
    x = 2,019,129,564.51/51,227.84
  6. Step 6: Final answer
    x = 39,414.69

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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.