Home / 33,254.40-45,889.65-18,146.69

Finding the Fourth Proportional to 33,254.40, 45,889.65 and 18,146.69

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Solution

The fourth proportional to 33,254.40, 45,889.65 and 18,146.69 is: 25,041.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,254.40 : 45,889.65 = 18,146.69 : x
  2. Step 2: Convert to fraction form
    33,254.40/45,889.65 = 18,146.69/x
  3. Step 3: Cross multiply
    33,254.40x = 45,889.65 × 18,146.69
  4. Step 4: Simplify right side
    33,254.40x = 832,745,252.76
  5. Step 5: Solve for x
    x = 832,745,252.76/33,254.40
  6. Step 6: Final answer
    x = 25,041.66

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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.