Home / 10,436.38-15,561.47-9,277.27

Finding the Fourth Proportional to 10,436.38, 15,561.47 and 9,277.27

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Solution

The fourth proportional to 10,436.38, 15,561.47 and 9,277.27 is: 13,833.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,436.38 : 15,561.47 = 9,277.27 : x
  2. Step 2: Convert to fraction form
    10,436.38/15,561.47 = 9,277.27/x
  3. Step 3: Cross multiply
    10,436.38x = 15,561.47 × 9,277.27
  4. Step 4: Simplify right side
    10,436.38x = 144,367,943.08
  5. Step 5: Solve for x
    x = 144,367,943.08/10,436.38
  6. Step 6: Final answer
    x = 13,833.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.