Home / 27,574.48-38,061.44-15,645.72

Finding the Fourth Proportional to 27,574.48, 38,061.44 and 15,645.72

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Solution

The fourth proportional to 27,574.48, 38,061.44 and 15,645.72 is: 21,596.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,574.48 : 38,061.44 = 15,645.72 : x
  2. Step 2: Convert to fraction form
    27,574.48/38,061.44 = 15,645.72/x
  3. Step 3: Cross multiply
    27,574.48x = 38,061.44 × 15,645.72
  4. Step 4: Simplify right side
    27,574.48x = 595,498,633.04
  5. Step 5: Solve for x
    x = 595,498,633.04/27,574.48
  6. Step 6: Final answer
    x = 21,596.01

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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.