Home / 27,448.04-37,878.35-14,872.79

Finding the Fourth Proportional to 27,448.04, 37,878.35 and 14,872.79

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Solution

The fourth proportional to 27,448.04, 37,878.35 and 14,872.79 is: 20,524.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,448.04 : 37,878.35 = 14,872.79 : x
  2. Step 2: Convert to fraction form
    27,448.04/37,878.35 = 14,872.79/x
  3. Step 3: Cross multiply
    27,448.04x = 37,878.35 × 14,872.79
  4. Step 4: Simplify right side
    27,448.04x = 563,356,745.10
  5. Step 5: Solve for x
    x = 563,356,745.10/27,448.04
  6. Step 6: Final answer
    x = 20,524.48

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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.