Home / 30,918.60-42,617.88-24,193.44

Finding the Fourth Proportional to 30,918.60, 42,617.88 and 24,193.44

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Solution

The fourth proportional to 30,918.60, 42,617.88 and 24,193.44 is: 33,347.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,918.60 : 42,617.88 = 24,193.44 : x
  2. Step 2: Convert to fraction form
    30,918.60/42,617.88 = 24,193.44/x
  3. Step 3: Cross multiply
    30,918.60x = 42,617.88 × 24,193.44
  4. Step 4: Simplify right side
    30,918.60x = 1,031,073,122.71
  5. Step 5: Solve for x
    x = 1,031,073,122.71/30,918.60
  6. Step 6: Final answer
    x = 33,347.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.