Home / 15,557.75-23,322.58-10,561.80

Finding the Fourth Proportional to 15,557.75, 23,322.58 and 10,561.80

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Solution

The fourth proportional to 15,557.75, 23,322.58 and 10,561.80 is: 15,833.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,557.75 : 23,322.58 = 10,561.80 : x
  2. Step 2: Convert to fraction form
    15,557.75/23,322.58 = 10,561.80/x
  3. Step 3: Cross multiply
    15,557.75x = 23,322.58 × 10,561.80
  4. Step 4: Simplify right side
    15,557.75x = 246,328,399.04
  5. Step 5: Solve for x
    x = 246,328,399.04/15,557.75
  6. Step 6: Final answer
    x = 15,833.17

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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.