Home / 33,002.47-45,539.06-18,664.25

Finding the Fourth Proportional to 33,002.47, 45,539.06 and 18,664.25

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Solution

The fourth proportional to 33,002.47, 45,539.06 and 18,664.25 is: 25,754.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,002.47 : 45,539.06 = 18,664.25 : x
  2. Step 2: Convert to fraction form
    33,002.47/45,539.06 = 18,664.25/x
  3. Step 3: Cross multiply
    33,002.47x = 45,539.06 × 18,664.25
  4. Step 4: Simplify right side
    33,002.47x = 849,952,421.13
  5. Step 5: Solve for x
    x = 849,952,421.13/33,002.47
  6. Step 6: Final answer
    x = 25,754.21

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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.