Home / 51,226.42-70,693.71-28,565.19

Finding the Fourth Proportional to 51,226.42, 70,693.71 and 28,565.19

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Solution

The fourth proportional to 51,226.42, 70,693.71 and 28,565.19 is: 39,420.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,226.42 : 70,693.71 = 28,565.19 : x
  2. Step 2: Convert to fraction form
    51,226.42/70,693.71 = 28,565.19/x
  3. Step 3: Cross multiply
    51,226.42x = 70,693.71 × 28,565.19
  4. Step 4: Simplify right side
    51,226.42x = 2,019,379,257.95
  5. Step 5: Solve for x
    x = 2,019,379,257.95/51,226.42
  6. Step 6: Final answer
    x = 39,420.66

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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.