Home / 39,759.17-59,626.85-13,100.22

Finding the Fourth Proportional to 39,759.17, 59,626.85 and 13,100.22

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Solution

The fourth proportional to 39,759.17, 59,626.85 and 13,100.22 is: 19,646.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,759.17 : 59,626.85 = 13,100.22 : x
  2. Step 2: Convert to fraction form
    39,759.17/59,626.85 = 13,100.22/x
  3. Step 3: Cross multiply
    39,759.17x = 59,626.85 × 13,100.22
  4. Step 4: Simplify right side
    39,759.17x = 781,124,787.41
  5. Step 5: Solve for x
    x = 781,124,787.41/39,759.17
  6. Step 6: Final answer
    x = 19,646.41

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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.