Home / 27,537.39-38,002.43-19,485.48

Finding the Fourth Proportional to 27,537.39, 38,002.43 and 19,485.48

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Solution

The fourth proportional to 27,537.39, 38,002.43 and 19,485.48 is: 26,890.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,537.39 : 38,002.43 = 19,485.48 : x
  2. Step 2: Convert to fraction form
    27,537.39/38,002.43 = 19,485.48/x
  3. Step 3: Cross multiply
    27,537.39x = 38,002.43 × 19,485.48
  4. Step 4: Simplify right side
    27,537.39x = 740,495,492.29
  5. Step 5: Solve for x
    x = 740,495,492.29/27,537.39
  6. Step 6: Final answer
    x = 26,890.55

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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.