Home / 33,242.61-45,875.07-18,135.39

Finding the Fourth Proportional to 33,242.61, 45,875.07 and 18,135.39

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Solution

The fourth proportional to 33,242.61, 45,875.07 and 18,135.39 is: 25,026.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,242.61 : 45,875.07 = 18,135.39 : x
  2. Step 2: Convert to fraction form
    33,242.61/45,875.07 = 18,135.39/x
  3. Step 3: Cross multiply
    33,242.61x = 45,875.07 × 18,135.39
  4. Step 4: Simplify right side
    33,242.61x = 831,962,285.73
  5. Step 5: Solve for x
    x = 831,962,285.73/33,242.61
  6. Step 6: Final answer
    x = 25,026.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.