Home / 33,292.50-45,943.65-18,389.46

Finding the Fourth Proportional to 33,292.50, 45,943.65 and 18,389.46

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Solution

The fourth proportional to 33,292.50, 45,943.65 and 18,389.46 is: 25,377.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,292.50 : 45,943.65 = 18,389.46 : x
  2. Step 2: Convert to fraction form
    33,292.50/45,943.65 = 18,389.46/x
  3. Step 3: Cross multiply
    33,292.50x = 45,943.65 × 18,389.46
  4. Step 4: Simplify right side
    33,292.50x = 844,878,913.93
  5. Step 5: Solve for x
    x = 844,878,913.93/33,292.50
  6. Step 6: Final answer
    x = 25,377.45

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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.