Home / 53,260.22-73,501.48-30,606.54

Finding the Fourth Proportional to 53,260.22, 73,501.48 and 30,606.54

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Solution

The fourth proportional to 53,260.22, 73,501.48 and 30,606.54 is: 42,238.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,260.22 : 73,501.48 = 30,606.54 : x
  2. Step 2: Convert to fraction form
    53,260.22/73,501.48 = 30,606.54/x
  3. Step 3: Cross multiply
    53,260.22x = 73,501.48 × 30,606.54
  4. Step 4: Simplify right side
    53,260.22x = 2,249,625,987.68
  5. Step 5: Solve for x
    x = 2,249,625,987.68/53,260.22
  6. Step 6: Final answer
    x = 42,238.39

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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.