Home / 45,871.20-68,762.16-14,683.68

Finding the Fourth Proportional to 45,871.20, 68,762.16 and 14,683.68

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Solution

The fourth proportional to 45,871.20, 68,762.16 and 14,683.68 is: 22,011.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,871.20 : 68,762.16 = 14,683.68 : x
  2. Step 2: Convert to fraction form
    45,871.20/68,762.16 = 14,683.68/x
  3. Step 3: Cross multiply
    45,871.20x = 68,762.16 × 14,683.68
  4. Step 4: Simplify right side
    45,871.20x = 1,009,681,553.55
  5. Step 5: Solve for x
    x = 1,009,681,553.55/45,871.20
  6. Step 6: Final answer
    x = 22,011.23

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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.