Home / 51,988.10-77,987.06-14,548.18

Finding the Fourth Proportional to 51,988.10, 77,987.06 and 14,548.18

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Solution

The fourth proportional to 51,988.10, 77,987.06 and 14,548.18 is: 21,823.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,988.10 : 77,987.06 = 14,548.18 : x
  2. Step 2: Convert to fraction form
    51,988.10/77,987.06 = 14,548.18/x
  3. Step 3: Cross multiply
    51,988.10x = 77,987.06 × 14,548.18
  4. Step 4: Simplify right side
    51,988.10x = 1,134,569,786.55
  5. Step 5: Solve for x
    x = 1,134,569,786.55/51,988.10
  6. Step 6: Final answer
    x = 21,823.64

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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.