Home / 45,315.80-62,534.92-25,171.77

Finding the Fourth Proportional to 45,315.80, 62,534.92 and 25,171.77

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Solution

The fourth proportional to 45,315.80, 62,534.92 and 25,171.77 is: 34,736.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,315.80 : 62,534.92 = 25,171.77 : x
  2. Step 2: Convert to fraction form
    45,315.80/62,534.92 = 25,171.77/x
  3. Step 3: Cross multiply
    45,315.80x = 62,534.92 × 25,171.77
  4. Step 4: Simplify right side
    45,315.80x = 1,574,114,623.21
  5. Step 5: Solve for x
    x = 1,574,114,623.21/45,315.80
  6. Step 6: Final answer
    x = 34,736.55

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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.