Home / 51,695.15-77,548.07-14,255.23

Finding the Fourth Proportional to 51,695.15, 77,548.07 and 14,255.23

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Solution

The fourth proportional to 51,695.15, 77,548.07 and 14,255.23 is: 21,384.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,695.15 : 77,548.07 = 14,255.23 : x
  2. Step 2: Convert to fraction form
    51,695.15/77,548.07 = 14,255.23/x
  3. Step 3: Cross multiply
    51,695.15x = 77,548.07 × 14,255.23
  4. Step 4: Simplify right side
    51,695.15x = 1,105,465,573.91
  5. Step 5: Solve for x
    x = 1,105,465,573.91/51,695.15
  6. Step 6: Final answer
    x = 21,384.32

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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.