Home / 51,119.84-76,670.51-15,572.65

Finding the Fourth Proportional to 51,119.84, 76,670.51 and 15,572.65

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Solution

The fourth proportional to 51,119.84, 76,670.51 and 15,572.65 is: 23,356.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,119.84 : 76,670.51 = 15,572.65 : x
  2. Step 2: Convert to fraction form
    51,119.84/76,670.51 = 15,572.65/x
  3. Step 3: Cross multiply
    51,119.84x = 76,670.51 × 15,572.65
  4. Step 4: Simplify right side
    51,119.84x = 1,193,962,939.69
  5. Step 5: Solve for x
    x = 1,193,962,939.69/51,119.84
  6. Step 6: Final answer
    x = 23,356.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.