Home / 25,694.01-35,463.45-15,620.32

Finding the Fourth Proportional to 25,694.01, 35,463.45 and 15,620.32

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Solution

The fourth proportional to 25,694.01, 35,463.45 and 15,620.32 is: 21,559.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,694.01 : 35,463.45 = 15,620.32 : x
  2. Step 2: Convert to fraction form
    25,694.01/35,463.45 = 15,620.32/x
  3. Step 3: Cross multiply
    25,694.01x = 35,463.45 × 15,620.32
  4. Step 4: Simplify right side
    25,694.01x = 553,950,259.99
  5. Step 5: Solve for x
    x = 553,950,259.99/25,694.01
  6. Step 6: Final answer
    x = 21,559.51

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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.