Home / 19,947.28-27,526.08-10,993

Finding the Fourth Proportional to 19,947.28, 27,526.08 and 10,993

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Solution

The fourth proportional to 19,947.28, 27,526.08 and 10,993 is: 15,169.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,947.28 : 27,526.08 = 10,993 : x
  2. Step 2: Convert to fraction form
    19,947.28/27,526.08 = 10,993/x
  3. Step 3: Cross multiply
    19,947.28x = 27,526.08 × 10,993
  4. Step 4: Simplify right side
    19,947.28x = 302,594,197.44
  5. Step 5: Solve for x
    x = 302,594,197.44/19,947.28
  6. Step 6: Final answer
    x = 15,169.70

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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.