Home / 30,259.33-45,389.19-10,537.82

Finding the Fourth Proportional to 30,259.33, 45,389.19 and 10,537.82

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Solution

The fourth proportional to 30,259.33, 45,389.19 and 10,537.82 is: 15,806.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,259.33 : 45,389.19 = 10,537.82 : x
  2. Step 2: Convert to fraction form
    30,259.33/45,389.19 = 10,537.82/x
  3. Step 3: Cross multiply
    30,259.33x = 45,389.19 × 10,537.82
  4. Step 4: Simplify right side
    30,259.33x = 478,303,096.95
  5. Step 5: Solve for x
    x = 478,303,096.95/30,259.33
  6. Step 6: Final answer
    x = 15,806.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.