Home / 44,787.43-67,161.69-13,615.39

Finding the Fourth Proportional to 44,787.43, 67,161.69 and 13,615.39

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Solution

The fourth proportional to 44,787.43, 67,161.69 and 13,615.39 is: 20,417.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,787.43 : 67,161.69 = 13,615.39 : x
  2. Step 2: Convert to fraction form
    44,787.43/67,161.69 = 13,615.39/x
  3. Step 3: Cross multiply
    44,787.43x = 67,161.69 × 13,615.39
  4. Step 4: Simplify right side
    44,787.43x = 914,432,686.36
  5. Step 5: Solve for x
    x = 914,432,686.36/44,787.43
  6. Step 6: Final answer
    x = 20,417.17

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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.