Home / 27,132.96-37,445.84-15,196.08

Finding the Fourth Proportional to 27,132.96, 37,445.84 and 15,196.08

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Solution

The fourth proportional to 27,132.96, 37,445.84 and 15,196.08 is: 20,971.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,132.96 : 37,445.84 = 15,196.08 : x
  2. Step 2: Convert to fraction form
    27,132.96/37,445.84 = 15,196.08/x
  3. Step 3: Cross multiply
    27,132.96x = 37,445.84 × 15,196.08
  4. Step 4: Simplify right side
    27,132.96x = 569,029,980.31
  5. Step 5: Solve for x
    x = 569,029,980.31/27,132.96
  6. Step 6: Final answer
    x = 20,971.91

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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.