Home / 24,186.72-33,369.12-15,808.08

Finding the Fourth Proportional to 24,186.72, 33,369.12 and 15,808.08

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Solution

The fourth proportional to 24,186.72, 33,369.12 and 15,808.08 is: 21,809.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,186.72 : 33,369.12 = 15,808.08 : x
  2. Step 2: Convert to fraction form
    24,186.72/33,369.12 = 15,808.08/x
  3. Step 3: Cross multiply
    24,186.72x = 33,369.12 × 15,808.08
  4. Step 4: Simplify right side
    24,186.72x = 527,501,718.49
  5. Step 5: Solve for x
    x = 527,501,718.49/24,186.72
  6. Step 6: Final answer
    x = 21,809.56

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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.