Home / 27,561.60-38,034.75-14,986.35

Finding the Fourth Proportional to 27,561.60, 38,034.75 and 14,986.35

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Solution

The fourth proportional to 27,561.60, 38,034.75 and 14,986.35 is: 20,681.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,561.60 : 38,034.75 = 14,986.35 : x
  2. Step 2: Convert to fraction form
    27,561.60/38,034.75 = 14,986.35/x
  3. Step 3: Cross multiply
    27,561.60x = 38,034.75 × 14,986.35
  4. Step 4: Simplify right side
    27,561.60x = 570,002,075.66
  5. Step 5: Solve for x
    x = 570,002,075.66/27,561.60
  6. Step 6: Final answer
    x = 20,681.02

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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.