Home / 30,371.38-45,557.06-16,312.06

Finding the Fourth Proportional to 30,371.38, 45,557.06 and 16,312.06

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Solution

The fourth proportional to 30,371.38, 45,557.06 and 16,312.06 is: 24,468.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,371.38 : 45,557.06 = 16,312.06 : x
  2. Step 2: Convert to fraction form
    30,371.38/45,557.06 = 16,312.06/x
  3. Step 3: Cross multiply
    30,371.38x = 45,557.06 × 16,312.06
  4. Step 4: Simplify right side
    30,371.38x = 743,129,496.14
  5. Step 5: Solve for x
    x = 743,129,496.14/30,371.38
  6. Step 6: Final answer
    x = 24,468.08

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1.5x scale

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.