Home / 15,786.71-23,683.96-4,693.35

Finding the Fourth Proportional to 15,786.71, 23,683.96 and 4,693.35

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Solution

The fourth proportional to 15,786.71, 23,683.96 and 4,693.35 is: 7,041.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,786.71 : 23,683.96 = 4,693.35 : x
  2. Step 2: Convert to fraction form
    15,786.71/23,683.96 = 4,693.35/x
  3. Step 3: Cross multiply
    15,786.71x = 23,683.96 × 4,693.35
  4. Step 4: Simplify right side
    15,786.71x = 111,157,113.67
  5. Step 5: Solve for x
    x = 111,157,113.67/15,786.71
  6. Step 6: Final answer
    x = 7,041.18

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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.