Home / 13,934.77-19,215.32-10,748.58

Finding the Fourth Proportional to 13,934.77, 19,215.32 and 10,748.58

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Solution

The fourth proportional to 13,934.77, 19,215.32 and 10,748.58 is: 14,821.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,934.77 : 19,215.32 = 10,748.58 : x
  2. Step 2: Convert to fraction form
    13,934.77/19,215.32 = 10,748.58/x
  3. Step 3: Cross multiply
    13,934.77x = 19,215.32 × 10,748.58
  4. Step 4: Simplify right side
    13,934.77x = 206,537,431.12
  5. Step 5: Solve for x
    x = 206,537,431.12/13,934.77
  6. Step 6: Final answer
    x = 14,821.73

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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.