Home / 27,454.48-37,885.59-15,189.15

Finding the Fourth Proportional to 27,454.48, 37,885.59 and 15,189.15

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Solution

The fourth proportional to 27,454.48, 37,885.59 and 15,189.15 is: 20,960.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,454.48 : 37,885.59 = 15,189.15 : x
  2. Step 2: Convert to fraction form
    27,454.48/37,885.59 = 15,189.15/x
  3. Step 3: Cross multiply
    27,454.48x = 37,885.59 × 15,189.15
  4. Step 4: Simplify right side
    27,454.48x = 575,450,051.42
  5. Step 5: Solve for x
    x = 575,450,051.42/27,454.48
  6. Step 6: Final answer
    x = 20,960.15

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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.