Home / 27,294.85-37,669.08-15,357.48

Finding the Fourth Proportional to 27,294.85, 37,669.08 and 15,357.48

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Solution

The fourth proportional to 27,294.85, 37,669.08 and 15,357.48 is: 21,194.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,294.85 : 37,669.08 = 15,357.48 : x
  2. Step 2: Convert to fraction form
    27,294.85/37,669.08 = 15,357.48/x
  3. Step 3: Cross multiply
    27,294.85x = 37,669.08 × 15,357.48
  4. Step 4: Simplify right side
    27,294.85x = 578,502,142.72
  5. Step 5: Solve for x
    x = 578,502,142.72/27,294.85
  6. Step 6: Final answer
    x = 21,194.55

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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.