Home / 53,242.32-73,474.48-30,585.70

Finding the Fourth Proportional to 53,242.32, 73,474.48 and 30,585.70

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Solution

The fourth proportional to 53,242.32, 73,474.48 and 30,585.70 is: 42,208.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,242.32 : 73,474.48 = 30,585.70 : x
  2. Step 2: Convert to fraction form
    53,242.32/73,474.48 = 30,585.70/x
  3. Step 3: Cross multiply
    53,242.32x = 73,474.48 × 30,585.70
  4. Step 4: Simplify right side
    53,242.32x = 2,247,268,402.94
  5. Step 5: Solve for x
    x = 2,247,268,402.94/53,242.32
  6. Step 6: Final answer
    x = 42,208.31

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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.