Home / 65,810.24-98,715.36-15,890.29

Finding the Fourth Proportional to 65,810.24, 98,715.36 and 15,890.29

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Solution

The fourth proportional to 65,810.24, 98,715.36 and 15,890.29 is: 23,835.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,810.24 : 98,715.36 = 15,890.29 : x
  2. Step 2: Convert to fraction form
    65,810.24/98,715.36 = 15,890.29/x
  3. Step 3: Cross multiply
    65,810.24x = 98,715.36 × 15,890.29
  4. Step 4: Simplify right side
    65,810.24x = 1,568,615,510.65
  5. Step 5: Solve for x
    x = 1,568,615,510.65/65,810.24
  6. Step 6: Final answer
    x = 23,835.43

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Similar ratio
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1.5x scale

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.