Home / 30,989.04-46,468.96-11,253.68

Finding the Fourth Proportional to 30,989.04, 46,468.96 and 11,253.68

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Solution

The fourth proportional to 30,989.04, 46,468.96 and 11,253.68 is: 16,875.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,989.04 : 46,468.96 = 11,253.68 : x
  2. Step 2: Convert to fraction form
    30,989.04/46,468.96 = 11,253.68/x
  3. Step 3: Cross multiply
    30,989.04x = 46,468.96 × 11,253.68
  4. Step 4: Simplify right side
    30,989.04x = 522,946,805.77
  5. Step 5: Solve for x
    x = 522,946,805.77/30,989.04
  6. Step 6: Final answer
    x = 16,875.22

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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.