Home / 34,605.36-47,756.36-21,176.38

Finding the Fourth Proportional to 34,605.36, 47,756.36 and 21,176.38

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Solution

The fourth proportional to 34,605.36, 47,756.36 and 21,176.38 is: 29,223.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,605.36 : 47,756.36 = 21,176.38 : x
  2. Step 2: Convert to fraction form
    34,605.36/47,756.36 = 21,176.38/x
  3. Step 3: Cross multiply
    34,605.36x = 47,756.36 × 21,176.38
  4. Step 4: Simplify right side
    34,605.36x = 1,011,306,826.78
  5. Step 5: Solve for x
    x = 1,011,306,826.78/34,605.36
  6. Step 6: Final answer
    x = 29,223.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.