Home / 51,529.86-77,282.36-21,527.89

Finding the Fourth Proportional to 51,529.86, 77,282.36 and 21,527.89

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Solution

The fourth proportional to 51,529.86, 77,282.36 and 21,527.89 is: 32,286.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,529.86 : 77,282.36 = 21,527.89 : x
  2. Step 2: Convert to fraction form
    51,529.86/77,282.36 = 21,527.89/x
  3. Step 3: Cross multiply
    51,529.86x = 77,282.36 × 21,527.89
  4. Step 4: Simplify right side
    51,529.86x = 1,663,726,214.71
  5. Step 5: Solve for x
    x = 1,663,726,214.71/51,529.86
  6. Step 6: Final answer
    x = 32,286.64

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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.