Home / 51,259.25-70,737.66-28,596.89

Finding the Fourth Proportional to 51,259.25, 70,737.66 and 28,596.89

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Solution

The fourth proportional to 51,259.25, 70,737.66 and 28,596.89 is: 39,463.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,259.25 : 70,737.66 = 28,596.89 : x
  2. Step 2: Convert to fraction form
    51,259.25/70,737.66 = 28,596.89/x
  3. Step 3: Cross multiply
    51,259.25x = 70,737.66 × 28,596.89
  4. Step 4: Simplify right side
    51,259.25x = 2,022,876,728.19
  5. Step 5: Solve for x
    x = 2,022,876,728.19/51,259.25
  6. Step 6: Final answer
    x = 39,463.65

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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.