Home / 27,561.01-38,052.44-21,176.19

Finding the Fourth Proportional to 27,561.01, 38,052.44 and 21,176.19

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Solution

The fourth proportional to 27,561.01, 38,052.44 and 21,176.19 is: 29,237.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,561.01 : 38,052.44 = 21,176.19 : x
  2. Step 2: Convert to fraction form
    27,561.01/38,052.44 = 21,176.19/x
  3. Step 3: Cross multiply
    27,561.01x = 38,052.44 × 21,176.19
  4. Step 4: Simplify right side
    27,561.01x = 805,805,699.40
  5. Step 5: Solve for x
    x = 805,805,699.40/27,561.01
  6. Step 6: Final answer
    x = 29,237.16

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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.