Home / 25,814.16-38,723.49-10,018.80

Finding the Fourth Proportional to 25,814.16, 38,723.49 and 10,018.80

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Solution

The fourth proportional to 25,814.16, 38,723.49 and 10,018.80 is: 15,029.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,814.16 : 38,723.49 = 10,018.80 : x
  2. Step 2: Convert to fraction form
    25,814.16/38,723.49 = 10,018.80/x
  3. Step 3: Cross multiply
    25,814.16x = 38,723.49 × 10,018.80
  4. Step 4: Simplify right side
    25,814.16x = 387,962,901.61
  5. Step 5: Solve for x
    x = 387,962,901.61/25,814.16
  6. Step 6: Final answer
    x = 15,029.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.