Home / 19,411.79-29,118.29-6,265.49

Finding the Fourth Proportional to 19,411.79, 29,118.29 and 6,265.49

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Solution

The fourth proportional to 19,411.79, 29,118.29 and 6,265.49 is: 9,398.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,411.79 : 29,118.29 = 6,265.49 : x
  2. Step 2: Convert to fraction form
    19,411.79/29,118.29 = 6,265.49/x
  3. Step 3: Cross multiply
    19,411.79x = 29,118.29 × 6,265.49
  4. Step 4: Simplify right side
    19,411.79x = 182,440,177.89
  5. Step 5: Solve for x
    x = 182,440,177.89/19,411.79
  6. Step 6: Final answer
    x = 9,398.42

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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.