Home / 33,231.02-45,859.55-18,888.57

Finding the Fourth Proportional to 33,231.02, 45,859.55 and 18,888.57

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Solution

The fourth proportional to 33,231.02, 45,859.55 and 18,888.57 is: 26,066.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,231.02 : 45,859.55 = 18,888.57 : x
  2. Step 2: Convert to fraction form
    33,231.02/45,859.55 = 18,888.57/x
  3. Step 3: Cross multiply
    33,231.02x = 45,859.55 × 18,888.57
  4. Step 4: Simplify right side
    33,231.02x = 866,221,225.90
  5. Step 5: Solve for x
    x = 866,221,225.90/33,231.02
  6. Step 6: Final answer
    x = 26,066.65

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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.