Home / 19,310.58-26,646.33-10,813.18

Finding the Fourth Proportional to 19,310.58, 26,646.33 and 10,813.18

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Solution

The fourth proportional to 19,310.58, 26,646.33 and 10,813.18 is: 14,920.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,310.58 : 26,646.33 = 10,813.18 : x
  2. Step 2: Convert to fraction form
    19,310.58/26,646.33 = 10,813.18/x
  3. Step 3: Cross multiply
    19,310.58x = 26,646.33 × 10,813.18
  4. Step 4: Simplify right side
    19,310.58x = 288,131,562.63
  5. Step 5: Solve for x
    x = 288,131,562.63/19,310.58
  6. Step 6: Final answer
    x = 14,920.92

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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.