Home / 33,209.95-45,829.14-18,102.74

Finding the Fourth Proportional to 33,209.95, 45,829.14 and 18,102.74

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Solution

The fourth proportional to 33,209.95, 45,829.14 and 18,102.74 is: 24,981.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,209.95 : 45,829.14 = 18,102.74 : x
  2. Step 2: Convert to fraction form
    33,209.95/45,829.14 = 18,102.74/x
  3. Step 3: Cross multiply
    33,209.95x = 45,829.14 × 18,102.74
  4. Step 4: Simplify right side
    33,209.95x = 829,632,880.67
  5. Step 5: Solve for x
    x = 829,632,880.67/33,209.95
  6. Step 6: Final answer
    x = 24,981.46

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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.