Home / 15,673.65-23,510.62-3,986.86

Finding the Fourth Proportional to 15,673.65, 23,510.62 and 3,986.86

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Solution

The fourth proportional to 15,673.65, 23,510.62 and 3,986.86 is: 5,980.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,673.65 : 23,510.62 = 3,986.86 : x
  2. Step 2: Convert to fraction form
    15,673.65/23,510.62 = 3,986.86/x
  3. Step 3: Cross multiply
    15,673.65x = 23,510.62 × 3,986.86
  4. Step 4: Simplify right side
    15,673.65x = 93,733,550.45
  5. Step 5: Solve for x
    x = 93,733,550.45/15,673.65
  6. Step 6: Final answer
    x = 5,980.33

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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.