Home / 51,726.84-77,603.22-16,665.72

Finding the Fourth Proportional to 51,726.84, 77,603.22 and 16,665.72

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Solution

The fourth proportional to 51,726.84, 77,603.22 and 16,665.72 is: 25,002.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,726.84 : 77,603.22 = 16,665.72 : x
  2. Step 2: Convert to fraction form
    51,726.84/77,603.22 = 16,665.72/x
  3. Step 3: Cross multiply
    51,726.84x = 77,603.22 × 16,665.72
  4. Step 4: Simplify right side
    51,726.84x = 1,293,313,535.62
  5. Step 5: Solve for x
    x = 1,293,313,535.62/51,726.84
  6. Step 6: Final answer
    x = 25,002.76

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1.5x scale

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.