Home / 55,590.80-76,715.35-30,097.18

Finding the Fourth Proportional to 55,590.80, 76,715.35 and 30,097.18

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Solution

The fourth proportional to 55,590.80, 76,715.35 and 30,097.18 is: 41,534.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,590.80 : 76,715.35 = 30,097.18 : x
  2. Step 2: Convert to fraction form
    55,590.80/76,715.35 = 30,097.18/x
  3. Step 3: Cross multiply
    55,590.80x = 76,715.35 × 30,097.18
  4. Step 4: Simplify right side
    55,590.80x = 2,308,915,927.12
  5. Step 5: Solve for x
    x = 2,308,915,927.12/55,590.80
  6. Step 6: Final answer
    x = 41,534.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.