Home / 27,263.04-37,623-15,326.40

Finding the Fourth Proportional to 27,263.04, 37,623 and 15,326.40

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Solution

The fourth proportional to 27,263.04, 37,623 and 15,326.40 is: 21,150.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,263.04 : 37,623 = 15,326.40 : x
  2. Step 2: Convert to fraction form
    27,263.04/37,623 = 15,326.40/x
  3. Step 3: Cross multiply
    27,263.04x = 37,623 × 15,326.40
  4. Step 4: Simplify right side
    27,263.04x = 576,625,147.20
  5. Step 5: Solve for x
    x = 576,625,147.20/27,263.04
  6. Step 6: Final answer
    x = 21,150.43

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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.