Home / 19,073.29-26,336.78-12,370.30

Finding the Fourth Proportional to 19,073.29, 26,336.78 and 12,370.30

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Solution

The fourth proportional to 19,073.29, 26,336.78 and 12,370.30 is: 17,081.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,073.29 : 26,336.78 = 12,370.30 : x
  2. Step 2: Convert to fraction form
    19,073.29/26,336.78 = 12,370.30/x
  3. Step 3: Cross multiply
    19,073.29x = 26,336.78 × 12,370.30
  4. Step 4: Simplify right side
    19,073.29x = 325,793,938.16
  5. Step 5: Solve for x
    x = 325,793,938.16/19,073.29
  6. Step 6: Final answer
    x = 17,081.16

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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.