Home / 27,717.04-38,244.48-16,388.48

Finding the Fourth Proportional to 27,717.04, 38,244.48 and 16,388.48

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Solution

The fourth proportional to 27,717.04, 38,244.48 and 16,388.48 is: 22,613.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,717.04 : 38,244.48 = 16,388.48 : x
  2. Step 2: Convert to fraction form
    27,717.04/38,244.48 = 16,388.48/x
  3. Step 3: Cross multiply
    27,717.04x = 38,244.48 × 16,388.48
  4. Step 4: Simplify right side
    27,717.04x = 626,768,895.59
  5. Step 5: Solve for x
    x = 626,768,895.59/27,717.04
  6. Step 6: Final answer
    x = 22,613.13

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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.