Home / 33,247.47-45,880.62-18,140.13

Finding the Fourth Proportional to 33,247.47, 45,880.62 and 18,140.13

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Solution

The fourth proportional to 33,247.47, 45,880.62 and 18,140.13 is: 25,032.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,247.47 : 45,880.62 = 18,140.13 : x
  2. Step 2: Convert to fraction form
    33,247.47/45,880.62 = 18,140.13/x
  3. Step 3: Cross multiply
    33,247.47x = 45,880.62 × 18,140.13
  4. Step 4: Simplify right side
    33,247.47x = 832,280,411.28
  5. Step 5: Solve for x
    x = 832,280,411.28/33,247.47
  6. Step 6: Final answer
    x = 25,032.89

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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.