Home / 51,280.29-76,901.67-21,700.44

Finding the Fourth Proportional to 51,280.29, 76,901.67 and 21,700.44

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Solution

The fourth proportional to 51,280.29, 76,901.67 and 21,700.44 is: 32,542.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,280.29 : 76,901.67 = 21,700.44 : x
  2. Step 2: Convert to fraction form
    51,280.29/76,901.67 = 21,700.44/x
  3. Step 3: Cross multiply
    51,280.29x = 76,901.67 × 21,700.44
  4. Step 4: Simplify right side
    51,280.29x = 1,668,800,075.73
  5. Step 5: Solve for x
    x = 1,668,800,075.73/51,280.29
  6. Step 6: Final answer
    x = 32,542.72

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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.