Home / 24,455.74-33,780.58-20,223.90

Finding the Fourth Proportional to 24,455.74, 33,780.58 and 20,223.90

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Solution

The fourth proportional to 24,455.74, 33,780.58 and 20,223.90 is: 27,935.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,455.74 : 33,780.58 = 20,223.90 : x
  2. Step 2: Convert to fraction form
    24,455.74/33,780.58 = 20,223.90/x
  3. Step 3: Cross multiply
    24,455.74x = 33,780.58 × 20,223.90
  4. Step 4: Simplify right side
    24,455.74x = 683,175,071.86
  5. Step 5: Solve for x
    x = 683,175,071.86/24,455.74
  6. Step 6: Final answer
    x = 27,935.16

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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.