Home / 53,030.03-79,543.62-13,049.37

Finding the Fourth Proportional to 53,030.03, 79,543.62 and 13,049.37

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Solution

The fourth proportional to 53,030.03, 79,543.62 and 13,049.37 is: 19,573.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,030.03 : 79,543.62 = 13,049.37 : x
  2. Step 2: Convert to fraction form
    53,030.03/79,543.62 = 13,049.37/x
  3. Step 3: Cross multiply
    53,030.03x = 79,543.62 × 13,049.37
  4. Step 4: Simplify right side
    53,030.03x = 1,037,994,128.52
  5. Step 5: Solve for x
    x = 1,037,994,128.52/53,030.03
  6. Step 6: Final answer
    x = 19,573.71

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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.