Home / 27,563.47-38,037.56-14,988.22

Finding the Fourth Proportional to 27,563.47, 38,037.56 and 14,988.22

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Solution

The fourth proportional to 27,563.47, 38,037.56 and 14,988.22 is: 20,683.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,563.47 : 38,037.56 = 14,988.22 : x
  2. Step 2: Convert to fraction form
    27,563.47/38,037.56 = 14,988.22/x
  3. Step 3: Cross multiply
    27,563.47x = 38,037.56 × 14,988.22
  4. Step 4: Simplify right side
    27,563.47x = 570,115,147.51
  5. Step 5: Solve for x
    x = 570,115,147.51/27,563.47
  6. Step 6: Final answer
    x = 20,683.72

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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.