Home / 27,846.39-38,442.02-18,160.23

Finding the Fourth Proportional to 27,846.39, 38,442.02 and 18,160.23

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Solution

The fourth proportional to 27,846.39, 38,442.02 and 18,160.23 is: 25,070.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,846.39 : 38,442.02 = 18,160.23 : x
  2. Step 2: Convert to fraction form
    27,846.39/38,442.02 = 18,160.23/x
  3. Step 3: Cross multiply
    27,846.39x = 38,442.02 × 18,160.23
  4. Step 4: Simplify right side
    27,846.39x = 698,115,834.06
  5. Step 5: Solve for x
    x = 698,115,834.06/27,846.39
  6. Step 6: Final answer
    x = 25,070.25

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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.