Home / 19,110.35-26,371.39-10,613.00

Finding the Fourth Proportional to 19,110.35, 26,371.39 and 10,613.00

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Solution

The fourth proportional to 19,110.35, 26,371.39 and 10,613.00 is: 14,645.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,110.35 : 26,371.39 = 10,613.00 : x
  2. Step 2: Convert to fraction form
    19,110.35/26,371.39 = 10,613.00/x
  3. Step 3: Cross multiply
    19,110.35x = 26,371.39 × 10,613.00
  4. Step 4: Simplify right side
    19,110.35x = 279,879,601.47
  5. Step 5: Solve for x
    x = 279,879,601.47/19,110.35
  6. Step 6: Final answer
    x = 14,645.45

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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.