Home / 39,360.56-59,061.20-15,663

Finding the Fourth Proportional to 39,360.56, 59,061.20 and 15,663

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Solution

The fourth proportional to 39,360.56, 59,061.20 and 15,663 is: 23,502.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,360.56 : 59,061.20 = 15,663 : x
  2. Step 2: Convert to fraction form
    39,360.56/59,061.20 = 15,663/x
  3. Step 3: Cross multiply
    39,360.56x = 59,061.20 × 15,663
  4. Step 4: Simplify right side
    39,360.56x = 925,075,575.60
  5. Step 5: Solve for x
    x = 925,075,575.60/39,360.56
  6. Step 6: Final answer
    x = 23,502.60

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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.