Home / 23,981.30-33,097.40-13,776.35

Finding the Fourth Proportional to 23,981.30, 33,097.40 and 13,776.35

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Solution

The fourth proportional to 23,981.30, 33,097.40 and 13,776.35 is: 19,013.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,981.30 : 33,097.40 = 13,776.35 : x
  2. Step 2: Convert to fraction form
    23,981.30/33,097.40 = 13,776.35/x
  3. Step 3: Cross multiply
    23,981.30x = 33,097.40 × 13,776.35
  4. Step 4: Simplify right side
    23,981.30x = 455,961,132.12
  5. Step 5: Solve for x
    x = 455,961,132.12/23,981.30
  6. Step 6: Final answer
    x = 19,013.20

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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.