Home / 27,517.68-37,973.52-15,580.08

Finding the Fourth Proportional to 27,517.68, 37,973.52 and 15,580.08

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Solution

The fourth proportional to 27,517.68, 37,973.52 and 15,580.08 is: 21,500.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,517.68 : 37,973.52 = 15,580.08 : x
  2. Step 2: Convert to fraction form
    27,517.68/37,973.52 = 15,580.08/x
  3. Step 3: Cross multiply
    27,517.68x = 37,973.52 × 15,580.08
  4. Step 4: Simplify right side
    27,517.68x = 591,630,479.48
  5. Step 5: Solve for x
    x = 591,630,479.48/27,517.68
  6. Step 6: Final answer
    x = 21,500.01

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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.