Home / 27,358.05-37,754.10-14,782.80

Finding the Fourth Proportional to 27,358.05, 37,754.10 and 14,782.80

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Solution

The fourth proportional to 27,358.05, 37,754.10 and 14,782.80 is: 20,400.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,358.05 : 37,754.10 = 14,782.80 : x
  2. Step 2: Convert to fraction form
    27,358.05/37,754.10 = 14,782.80/x
  3. Step 3: Cross multiply
    27,358.05x = 37,754.10 × 14,782.80
  4. Step 4: Simplify right side
    27,358.05x = 558,111,309.48
  5. Step 5: Solve for x
    x = 558,111,309.48/27,358.05
  6. Step 6: Final answer
    x = 20,400.26

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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.