Home / 29,926.56-41,315.52-19,868.76

Finding the Fourth Proportional to 29,926.56, 41,315.52 and 19,868.76

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Solution

The fourth proportional to 29,926.56, 41,315.52 and 19,868.76 is: 27,430.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,926.56 : 41,315.52 = 19,868.76 : x
  2. Step 2: Convert to fraction form
    29,926.56/41,315.52 = 19,868.76/x
  3. Step 3: Cross multiply
    29,926.56x = 41,315.52 × 19,868.76
  4. Step 4: Simplify right side
    29,926.56x = 820,888,225.66
  5. Step 5: Solve for x
    x = 820,888,225.66/29,926.56
  6. Step 6: Final answer
    x = 27,430.09

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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.