Home / 38,317.28-52,860.48-27,690.08

Finding the Fourth Proportional to 38,317.28, 52,860.48 and 27,690.08

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Solution

The fourth proportional to 38,317.28, 52,860.48 and 27,690.08 is: 38,199.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,317.28 : 52,860.48 = 27,690.08 : x
  2. Step 2: Convert to fraction form
    38,317.28/52,860.48 = 27,690.08/x
  3. Step 3: Cross multiply
    38,317.28x = 52,860.48 × 27,690.08
  4. Step 4: Simplify right side
    38,317.28x = 1,463,710,920.04
  5. Step 5: Solve for x
    x = 1,463,710,920.04/38,317.28
  6. Step 6: Final answer
    x = 38,199.76

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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.