Home / 51,159.44-70,590.66-28,497.87

Finding the Fourth Proportional to 51,159.44, 70,590.66 and 28,497.87

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Solution

The fourth proportional to 51,159.44, 70,590.66 and 28,497.87 is: 39,321.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,159.44 : 70,590.66 = 28,497.87 : x
  2. Step 2: Convert to fraction form
    51,159.44/70,590.66 = 28,497.87/x
  3. Step 3: Cross multiply
    51,159.44x = 70,590.66 × 28,497.87
  4. Step 4: Simplify right side
    51,159.44x = 2,011,683,451.89
  5. Step 5: Solve for x
    x = 2,011,683,451.89/51,159.44
  6. Step 6: Final answer
    x = 39,321.84

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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.