Home / 53,296.12-73,554.06-30,636.07

Finding the Fourth Proportional to 53,296.12, 73,554.06 and 30,636.07

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Solution

The fourth proportional to 53,296.12, 73,554.06 and 30,636.07 is: 42,280.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,296.12 : 73,554.06 = 30,636.07 : x
  2. Step 2: Convert to fraction form
    53,296.12/73,554.06 = 30,636.07/x
  3. Step 3: Cross multiply
    53,296.12x = 73,554.06 × 30,636.07
  4. Step 4: Simplify right side
    53,296.12x = 2,253,407,147.06
  5. Step 5: Solve for x
    x = 2,253,407,147.06/53,296.12
  6. Step 6: Final answer
    x = 42,280.89

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1.5x scale

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.