Home / 51,726.72-77,628.72-35,047.20

Finding the Fourth Proportional to 51,726.72, 77,628.72 and 35,047.20

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Solution

The fourth proportional to 51,726.72, 77,628.72 and 35,047.20 is: 52,596.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,726.72 : 77,628.72 = 35,047.20 : x
  2. Step 2: Convert to fraction form
    51,726.72/77,628.72 = 35,047.20/x
  3. Step 3: Cross multiply
    51,726.72x = 77,628.72 × 35,047.20
  4. Step 4: Simplify right side
    51,726.72x = 2,720,669,275.58
  5. Step 5: Solve for x
    x = 2,720,669,275.58/51,726.72
  6. Step 6: Final answer
    x = 52,596.98

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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.