Home / 27,436.12-37,862.55-16,677.30

Finding the Fourth Proportional to 27,436.12, 37,862.55 and 16,677.30

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Solution

The fourth proportional to 27,436.12, 37,862.55 and 16,677.30 is: 23,015.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,436.12 : 37,862.55 = 16,677.30 : x
  2. Step 2: Convert to fraction form
    27,436.12/37,862.55 = 16,677.30/x
  3. Step 3: Cross multiply
    27,436.12x = 37,862.55 × 16,677.30
  4. Step 4: Simplify right side
    27,436.12x = 631,445,105.12
  5. Step 5: Solve for x
    x = 631,445,105.12/27,436.12
  6. Step 6: Final answer
    x = 23,015.10

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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.