Home / 23,981.38-33,097.56-13,776.40

Finding the Fourth Proportional to 23,981.38, 33,097.56 and 13,776.40

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Solution

The fourth proportional to 23,981.38, 33,097.56 and 13,776.40 is: 19,013.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,981.38 : 33,097.56 = 13,776.40 : x
  2. Step 2: Convert to fraction form
    23,981.38/33,097.56 = 13,776.40/x
  3. Step 3: Cross multiply
    23,981.38x = 33,097.56 × 13,776.40
  4. Step 4: Simplify right side
    23,981.38x = 455,965,225.58
  5. Step 5: Solve for x
    x = 455,965,225.58/23,981.38
  6. Step 6: Final answer
    x = 19,013.30

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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.