Home / 30,918.68-42,621.25-24,192.62

Finding the Fourth Proportional to 30,918.68, 42,621.25 and 24,192.62

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Solution

The fourth proportional to 30,918.68, 42,621.25 and 24,192.62 is: 33,349.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,918.68 : 42,621.25 = 24,192.62 : x
  2. Step 2: Convert to fraction form
    30,918.68/42,621.25 = 24,192.62/x
  3. Step 3: Cross multiply
    30,918.68x = 42,621.25 × 24,192.62
  4. Step 4: Simplify right side
    30,918.68x = 1,031,119,705.18
  5. Step 5: Solve for x
    x = 1,031,119,705.18/30,918.68
  6. Step 6: Final answer
    x = 33,349.41

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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.