Home / 53,980.52-74,493.25-30,108.74

Finding the Fourth Proportional to 53,980.52, 74,493.25 and 30,108.74

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Solution

The fourth proportional to 53,980.52, 74,493.25 and 30,108.74 is: 41,550.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,980.52 : 74,493.25 = 30,108.74 : x
  2. Step 2: Convert to fraction form
    53,980.52/74,493.25 = 30,108.74/x
  3. Step 3: Cross multiply
    53,980.52x = 74,493.25 × 30,108.74
  4. Step 4: Simplify right side
    53,980.52x = 2,242,897,745.46
  5. Step 5: Solve for x
    x = 2,242,897,745.46/53,980.52
  6. Step 6: Final answer
    x = 41,550.13

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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.