Home / 29,056.86-43,578.81-11,521.98

Finding the Fourth Proportional to 29,056.86, 43,578.81 and 11,521.98

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Solution

The fourth proportional to 29,056.86, 43,578.81 and 11,521.98 is: 17,280.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,056.86 : 43,578.81 = 11,521.98 : x
  2. Step 2: Convert to fraction form
    29,056.86/43,578.81 = 11,521.98/x
  3. Step 3: Cross multiply
    29,056.86x = 43,578.81 × 11,521.98
  4. Step 4: Simplify right side
    29,056.86x = 502,114,177.24
  5. Step 5: Solve for x
    x = 502,114,177.24/29,056.86
  6. Step 6: Final answer
    x = 17,280.40

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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.