Home / 15,601.28-21,523.32-10,888.32

Finding the Fourth Proportional to 15,601.28, 21,523.32 and 10,888.32

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Solution

The fourth proportional to 15,601.28, 21,523.32 and 10,888.32 is: 15,021.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,601.28 : 21,523.32 = 10,888.32 : x
  2. Step 2: Convert to fraction form
    15,601.28/21,523.32 = 10,888.32/x
  3. Step 3: Cross multiply
    15,601.28x = 21,523.32 × 10,888.32
  4. Step 4: Simplify right side
    15,601.28x = 234,352,795.62
  5. Step 5: Solve for x
    x = 234,352,795.62/15,601.28
  6. Step 6: Final answer
    x = 15,021.38

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Double scale
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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.