Home / 51,364.18-77,051.40-13,924.86

Finding the Fourth Proportional to 51,364.18, 77,051.40 and 13,924.86

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Solution

The fourth proportional to 51,364.18, 77,051.40 and 13,924.86 is: 20,888.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,364.18 : 77,051.40 = 13,924.86 : x
  2. Step 2: Convert to fraction form
    51,364.18/77,051.40 = 13,924.86/x
  3. Step 3: Cross multiply
    51,364.18x = 77,051.40 × 13,924.86
  4. Step 4: Simplify right side
    51,364.18x = 1,072,929,957.80
  5. Step 5: Solve for x
    x = 1,072,929,957.80/51,364.18
  6. Step 6: Final answer
    x = 20,888.68

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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.