Home / 51,226.43-70,692.16-28,565.69

Finding the Fourth Proportional to 51,226.43, 70,692.16 and 28,565.69

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Solution

The fourth proportional to 51,226.43, 70,692.16 and 28,565.69 is: 39,420.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,226.43 : 70,692.16 = 28,565.69 : x
  2. Step 2: Convert to fraction form
    51,226.43/70,692.16 = 28,565.69/x
  3. Step 3: Cross multiply
    51,226.43x = 70,692.16 × 28,565.69
  4. Step 4: Simplify right side
    51,226.43x = 2,019,370,482.33
  5. Step 5: Solve for x
    x = 2,019,370,482.33/51,226.43
  6. Step 6: Final answer
    x = 39,420.48

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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.