Home / 51,972.16-77,962.36-14,532.48

Finding the Fourth Proportional to 51,972.16, 77,962.36 and 14,532.48

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Solution

The fourth proportional to 51,972.16, 77,962.36 and 14,532.48 is: 21,799.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,972.16 : 77,962.36 = 14,532.48 : x
  2. Step 2: Convert to fraction form
    51,972.16/77,962.36 = 14,532.48/x
  3. Step 3: Cross multiply
    51,972.16x = 77,962.36 × 14,532.48
  4. Step 4: Simplify right side
    51,972.16x = 1,132,986,437.45
  5. Step 5: Solve for x
    x = 1,132,986,437.45/51,972.16
  6. Step 6: Final answer
    x = 21,799.87

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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.