Home / 13,042.34-19,565.77-4,274.29

Finding the Fourth Proportional to 13,042.34, 19,565.77 and 4,274.29

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Solution

The fourth proportional to 13,042.34, 19,565.77 and 4,274.29 is: 6,412.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,042.34 : 19,565.77 = 4,274.29 : x
  2. Step 2: Convert to fraction form
    13,042.34/19,565.77 = 4,274.29/x
  3. Step 3: Cross multiply
    13,042.34x = 19,565.77 × 4,274.29
  4. Step 4: Simplify right side
    13,042.34x = 83,629,775.05
  5. Step 5: Solve for x
    x = 83,629,775.05/13,042.34
  6. Step 6: Final answer
    x = 6,412.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.