Home / 13,398.54-20,101.14-4,038.35

Finding the Fourth Proportional to 13,398.54, 20,101.14 and 4,038.35

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Solution

The fourth proportional to 13,398.54, 20,101.14 and 4,038.35 is: 6,058.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,398.54 : 20,101.14 = 4,038.35 : x
  2. Step 2: Convert to fraction form
    13,398.54/20,101.14 = 4,038.35/x
  3. Step 3: Cross multiply
    13,398.54x = 20,101.14 × 4,038.35
  4. Step 4: Simplify right side
    13,398.54x = 81,175,338.21
  5. Step 5: Solve for x
    x = 81,175,338.21/13,398.54
  6. Step 6: Final answer
    x = 6,058.52

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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.