Home / 27,681.24-38,200.23-15,106.26

Finding the Fourth Proportional to 27,681.24, 38,200.23 and 15,106.26

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Solution

The fourth proportional to 27,681.24, 38,200.23 and 15,106.26 is: 20,846.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,681.24 : 38,200.23 = 15,106.26 : x
  2. Step 2: Convert to fraction form
    27,681.24/38,200.23 = 15,106.26/x
  3. Step 3: Cross multiply
    27,681.24x = 38,200.23 × 15,106.26
  4. Step 4: Simplify right side
    27,681.24x = 577,062,606.44
  5. Step 5: Solve for x
    x = 577,062,606.44/27,681.24
  6. Step 6: Final answer
    x = 20,846.70

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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.