Home / 53,094.29-79,655.31-19,814.65

Finding the Fourth Proportional to 53,094.29, 79,655.31 and 19,814.65

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Solution

The fourth proportional to 53,094.29, 79,655.31 and 19,814.65 is: 29,727.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,094.29 : 79,655.31 = 19,814.65 : x
  2. Step 2: Convert to fraction form
    53,094.29/79,655.31 = 19,814.65/x
  3. Step 3: Cross multiply
    53,094.29x = 79,655.31 × 19,814.65
  4. Step 4: Simplify right side
    53,094.29x = 1,578,341,889.15
  5. Step 5: Solve for x
    x = 1,578,341,889.15/53,094.29
  6. Step 6: Final answer
    x = 29,727.15

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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.