Home / 51,386.20-77,069.58-16,326.20

Finding the Fourth Proportional to 51,386.20, 77,069.58 and 16,326.20

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Solution

The fourth proportional to 51,386.20, 77,069.58 and 16,326.20 is: 24,486.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,386.20 : 77,069.58 = 16,326.20 : x
  2. Step 2: Convert to fraction form
    51,386.20/77,069.58 = 16,326.20/x
  3. Step 3: Cross multiply
    51,386.20x = 77,069.58 × 16,326.20
  4. Step 4: Simplify right side
    51,386.20x = 1,258,253,377.00
  5. Step 5: Solve for x
    x = 1,258,253,377.00/51,386.20
  6. Step 6: Final answer
    x = 24,486.21

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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.