Home / 15,695.81-23,537.69-6,684.21

Finding the Fourth Proportional to 15,695.81, 23,537.69 and 6,684.21

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Solution

The fourth proportional to 15,695.81, 23,537.69 and 6,684.21 is: 10,023.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,695.81 : 23,537.69 = 6,684.21 : x
  2. Step 2: Convert to fraction form
    15,695.81/23,537.69 = 6,684.21/x
  3. Step 3: Cross multiply
    15,695.81x = 23,537.69 × 6,684.21
  4. Step 4: Simplify right side
    15,695.81x = 157,330,862.87
  5. Step 5: Solve for x
    x = 157,330,862.87/15,695.81
  6. Step 6: Final answer
    x = 10,023.75

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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.