Home / 35,178.93-52,754.22-12,683.21

Finding the Fourth Proportional to 35,178.93, 52,754.22 and 12,683.21

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Solution

The fourth proportional to 35,178.93, 52,754.22 and 12,683.21 is: 19,019.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,178.93 : 52,754.22 = 12,683.21 : x
  2. Step 2: Convert to fraction form
    35,178.93/52,754.22 = 12,683.21/x
  3. Step 3: Cross multiply
    35,178.93x = 52,754.22 × 12,683.21
  4. Step 4: Simplify right side
    35,178.93x = 669,092,586.88
  5. Step 5: Solve for x
    x = 669,092,586.88/35,178.93
  6. Step 6: Final answer
    x = 19,019.70

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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.