Home / 24,320.51-33,561.62-13,565.70

Finding the Fourth Proportional to 24,320.51, 33,561.62 and 13,565.70

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Solution

The fourth proportional to 24,320.51, 33,561.62 and 13,565.70 is: 18,720.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,320.51 : 33,561.62 = 13,565.70 : x
  2. Step 2: Convert to fraction form
    24,320.51/33,561.62 = 13,565.70/x
  3. Step 3: Cross multiply
    24,320.51x = 33,561.62 × 13,565.70
  4. Step 4: Simplify right side
    24,320.51x = 455,286,800.61
  5. Step 5: Solve for x
    x = 455,286,800.61/24,320.51
  6. Step 6: Final answer
    x = 18,720.29

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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.