Home / 51,527.09-77,295.52-15,988.79

Finding the Fourth Proportional to 51,527.09, 77,295.52 and 15,988.79

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Solution

The fourth proportional to 51,527.09, 77,295.52 and 15,988.79 is: 23,984.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,527.09 : 77,295.52 = 15,988.79 : x
  2. Step 2: Convert to fraction form
    51,527.09/77,295.52 = 15,988.79/x
  3. Step 3: Cross multiply
    51,527.09x = 77,295.52 × 15,988.79
  4. Step 4: Simplify right side
    51,527.09x = 1,235,861,960.51
  5. Step 5: Solve for x
    x = 1,235,861,960.51/51,527.09
  6. Step 6: Final answer
    x = 23,984.70

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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.