Home / 45,727.36-63,089.76-29,806

Finding the Fourth Proportional to 45,727.36, 63,089.76 and 29,806

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Solution

The fourth proportional to 45,727.36, 63,089.76 and 29,806 is: 41,123.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,727.36 : 63,089.76 = 29,806 : x
  2. Step 2: Convert to fraction form
    45,727.36/63,089.76 = 29,806/x
  3. Step 3: Cross multiply
    45,727.36x = 63,089.76 × 29,806
  4. Step 4: Simplify right side
    45,727.36x = 1,880,453,386.56
  5. Step 5: Solve for x
    x = 1,880,453,386.56/45,727.36
  6. Step 6: Final answer
    x = 41,123.16

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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.