Home / 15,673.73-23,510.45-3,986.91

Finding the Fourth Proportional to 15,673.73, 23,510.45 and 3,986.91

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Solution

The fourth proportional to 15,673.73, 23,510.45 and 3,986.91 is: 5,980.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,673.73 : 23,510.45 = 3,986.91 : x
  2. Step 2: Convert to fraction form
    15,673.73/23,510.45 = 3,986.91/x
  3. Step 3: Cross multiply
    15,673.73x = 23,510.45 × 3,986.91
  4. Step 4: Simplify right side
    15,673.73x = 93,734,058.18
  5. Step 5: Solve for x
    x = 93,734,058.18/15,673.73
  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.