Home / 33,345.02-46,017.30-18,236.78

Finding the Fourth Proportional to 33,345.02, 46,017.30 and 18,236.78

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Solution

The fourth proportional to 33,345.02, 46,017.30 and 18,236.78 is: 25,167.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,345.02 : 46,017.30 = 18,236.78 : x
  2. Step 2: Convert to fraction form
    33,345.02/46,017.30 = 18,236.78/x
  3. Step 3: Cross multiply
    33,345.02x = 46,017.30 × 18,236.78
  4. Step 4: Simplify right side
    33,345.02x = 839,207,376.29
  5. Step 5: Solve for x
    x = 839,207,376.29/33,345.02
  6. Step 6: Final answer
    x = 25,167.40

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Double scale
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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.