Home / 27,558.14-38,030.40-16,228.13

Finding the Fourth Proportional to 27,558.14, 38,030.40 and 16,228.13

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Solution

The fourth proportional to 27,558.14, 38,030.40 and 16,228.13 is: 22,394.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,558.14 : 38,030.40 = 16,228.13 : x
  2. Step 2: Convert to fraction form
    27,558.14/38,030.40 = 16,228.13/x
  3. Step 3: Cross multiply
    27,558.14x = 38,030.40 × 16,228.13
  4. Step 4: Simplify right side
    27,558.14x = 617,162,085
  5. Step 5: Solve for x
    x = 617,162,085/27,558.14
  6. Step 6: Final answer
    x = 22,394.91

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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.