Home / 53,435.58-73,740.66-31,935.12

Finding the Fourth Proportional to 53,435.58, 73,740.66 and 31,935.12

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Solution

The fourth proportional to 53,435.58, 73,740.66 and 31,935.12 is: 44,070.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,435.58 : 73,740.66 = 31,935.12 : x
  2. Step 2: Convert to fraction form
    53,435.58/73,740.66 = 31,935.12/x
  3. Step 3: Cross multiply
    53,435.58x = 73,740.66 × 31,935.12
  4. Step 4: Simplify right side
    53,435.58x = 2,354,916,825.98
  5. Step 5: Solve for x
    x = 2,354,916,825.98/53,435.58
  6. Step 6: Final answer
    x = 44,070.20

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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.