Home / 51,644.32-77,479.28-14,708

Finding the Fourth Proportional to 51,644.32, 77,479.28 and 14,708

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Solution

The fourth proportional to 51,644.32, 77,479.28 and 14,708 is: 22,065.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,644.32 : 77,479.28 = 14,708 : x
  2. Step 2: Convert to fraction form
    51,644.32/77,479.28 = 14,708/x
  3. Step 3: Cross multiply
    51,644.32x = 77,479.28 × 14,708
  4. Step 4: Simplify right side
    51,644.32x = 1,139,565,250.24
  5. Step 5: Solve for x
    x = 1,139,565,250.24/51,644.32
  6. Step 6: Final answer
    x = 22,065.65

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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.