Home / 27,784.48-38,348.83-17,710.92

Finding the Fourth Proportional to 27,784.48, 38,348.83 and 17,710.92

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Solution

The fourth proportional to 27,784.48, 38,348.83 and 17,710.92 is: 24,445.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,784.48 : 38,348.83 = 17,710.92 : x
  2. Step 2: Convert to fraction form
    27,784.48/38,348.83 = 17,710.92/x
  3. Step 3: Cross multiply
    27,784.48x = 38,348.83 × 17,710.92
  4. Step 4: Simplify right side
    27,784.48x = 679,193,060.22
  5. Step 5: Solve for x
    x = 679,193,060.22/27,784.48
  6. Step 6: Final answer
    x = 24,445.05

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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.