Home / 33,988.28-46,904.20-18,881.88

Finding the Fourth Proportional to 33,988.28, 46,904.20 and 18,881.88

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Solution

The fourth proportional to 33,988.28, 46,904.20 and 18,881.88 is: 26,057.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,988.28 : 46,904.20 = 18,881.88 : x
  2. Step 2: Convert to fraction form
    33,988.28/46,904.20 = 18,881.88/x
  3. Step 3: Cross multiply
    33,988.28x = 46,904.20 × 18,881.88
  4. Step 4: Simplify right side
    33,988.28x = 885,639,475.90
  5. Step 5: Solve for x
    x = 885,639,475.90/33,988.28
  6. Step 6: Final answer
    x = 26,057.20

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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.