Home / 27,562.08-38,036.04-14,986.80

Finding the Fourth Proportional to 27,562.08, 38,036.04 and 14,986.80

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Solution

The fourth proportional to 27,562.08, 38,036.04 and 14,986.80 is: 20,681.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,562.08 : 38,036.04 = 14,986.80 : x
  2. Step 2: Convert to fraction form
    27,562.08/38,036.04 = 14,986.80/x
  3. Step 3: Cross multiply
    27,562.08x = 38,036.04 × 14,986.80
  4. Step 4: Simplify right side
    27,562.08x = 570,038,524.27
  5. Step 5: Solve for x
    x = 570,038,524.27/27,562.08
  6. Step 6: Final answer
    x = 20,681.98

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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.