Home / 51,422.88-77,117.78-16,354.32

Finding the Fourth Proportional to 51,422.88, 77,117.78 and 16,354.32

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Solution

The fourth proportional to 51,422.88, 77,117.78 and 16,354.32 is: 24,526.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,422.88 : 77,117.78 = 16,354.32 : x
  2. Step 2: Convert to fraction form
    51,422.88/77,117.78 = 16,354.32/x
  3. Step 3: Cross multiply
    51,422.88x = 77,117.78 × 16,354.32
  4. Step 4: Simplify right side
    51,422.88x = 1,261,208,851.81
  5. Step 5: Solve for x
    x = 1,261,208,851.81/51,422.88
  6. Step 6: Final answer
    x = 24,526.22

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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.