Home / 23,069.52-31,840-22,017.71

Finding the Fourth Proportional to 23,069.52, 31,840 and 22,017.71

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Solution

The fourth proportional to 23,069.52, 31,840 and 22,017.71 is: 30,388.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,069.52 : 31,840 = 22,017.71 : x
  2. Step 2: Convert to fraction form
    23,069.52/31,840 = 22,017.71/x
  3. Step 3: Cross multiply
    23,069.52x = 31,840 × 22,017.71
  4. Step 4: Simplify right side
    23,069.52x = 701,043,886.40
  5. Step 5: Solve for x
    x = 701,043,886.40/23,069.52
  6. Step 6: Final answer
    x = 30,388.32

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Double scale
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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.