Home / 30,688.11-42,166.07-24,389.55

Finding the Fourth Proportional to 30,688.11, 42,166.07 and 24,389.55

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Solution

The fourth proportional to 30,688.11, 42,166.07 and 24,389.55 is: 33,511.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,688.11 : 42,166.07 = 24,389.55 : x
  2. Step 2: Convert to fraction form
    30,688.11/42,166.07 = 24,389.55/x
  3. Step 3: Cross multiply
    30,688.11x = 42,166.07 × 24,389.55
  4. Step 4: Simplify right side
    30,688.11x = 1,028,411,350.62
  5. Step 5: Solve for x
    x = 1,028,411,350.62/30,688.11
  6. Step 6: Final answer
    x = 33,511.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.