Home / 27,002.57-37,268.98-15,674.51

Finding the Fourth Proportional to 27,002.57, 37,268.98 and 15,674.51

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Solution

The fourth proportional to 27,002.57, 37,268.98 and 15,674.51 is: 21,633.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,002.57 : 37,268.98 = 15,674.51 : x
  2. Step 2: Convert to fraction form
    27,002.57/37,268.98 = 15,674.51/x
  3. Step 3: Cross multiply
    27,002.57x = 37,268.98 × 15,674.51
  4. Step 4: Simplify right side
    27,002.57x = 584,173,053.69
  5. Step 5: Solve for x
    x = 584,173,053.69/27,002.57
  6. Step 6: Final answer
    x = 21,633.98

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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.