Home / 27,924.60-38,534.76-15,349.32

Finding the Fourth Proportional to 27,924.60, 38,534.76 and 15,349.32

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Solution

The fourth proportional to 27,924.60, 38,534.76 and 15,349.32 is: 21,181.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,924.60 : 38,534.76 = 15,349.32 : x
  2. Step 2: Convert to fraction form
    27,924.60/38,534.76 = 15,349.32/x
  3. Step 3: Cross multiply
    27,924.60x = 38,534.76 × 15,349.32
  4. Step 4: Simplify right side
    27,924.60x = 591,482,362.36
  5. Step 5: Solve for x
    x = 591,482,362.36/27,924.60
  6. Step 6: Final answer
    x = 21,181.41

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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.