Home / 19,685.08-29,531.96-5,835.16

Finding the Fourth Proportional to 19,685.08, 29,531.96 and 5,835.16

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Solution

The fourth proportional to 19,685.08, 29,531.96 and 5,835.16 is: 8,754.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,685.08 : 29,531.96 = 5,835.16 : x
  2. Step 2: Convert to fraction form
    19,685.08/29,531.96 = 5,835.16/x
  3. Step 3: Cross multiply
    19,685.08x = 29,531.96 × 5,835.16
  4. Step 4: Simplify right side
    19,685.08x = 172,323,711.71
  5. Step 5: Solve for x
    x = 172,323,711.71/19,685.08
  6. Step 6: Final answer
    x = 8,754.03

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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.