Home / 51,927.93-77,905.91-16,390.70

Finding the Fourth Proportional to 51,927.93, 77,905.91 and 16,390.70

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Solution

The fourth proportional to 51,927.93, 77,905.91 and 16,390.70 is: 24,590.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,927.93 : 77,905.91 = 16,390.70 : x
  2. Step 2: Convert to fraction form
    51,927.93/77,905.91 = 16,390.70/x
  3. Step 3: Cross multiply
    51,927.93x = 77,905.91 × 16,390.70
  4. Step 4: Simplify right side
    51,927.93x = 1,276,932,050.48
  5. Step 5: Solve for x
    x = 1,276,932,050.48/51,927.93
  6. Step 6: Final answer
    x = 24,590.47

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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.