Home / 27,563.09-38,036.80-14,987.83

Finding the Fourth Proportional to 27,563.09, 38,036.80 and 14,987.83

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Solution

The fourth proportional to 27,563.09, 38,036.80 and 14,987.83 is: 20,683.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,563.09 : 38,036.80 = 14,987.83 : x
  2. Step 2: Convert to fraction form
    27,563.09/38,036.80 = 14,987.83/x
  3. Step 3: Cross multiply
    27,563.09x = 38,036.80 × 14,987.83
  4. Step 4: Simplify right side
    27,563.09x = 570,089,017.20
  5. Step 5: Solve for x
    x = 570,089,017.20/27,563.09
  6. Step 6: Final answer
    x = 20,683.06

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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.