Home / 36,042.64-53,827.35-30,720.96

Finding the Fourth Proportional to 36,042.64, 53,827.35 and 30,720.96

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Solution

The fourth proportional to 36,042.64, 53,827.35 and 30,720.96 is: 45,879.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,042.64 : 53,827.35 = 30,720.96 : x
  2. Step 2: Convert to fraction form
    36,042.64/53,827.35 = 30,720.96/x
  3. Step 3: Cross multiply
    36,042.64x = 53,827.35 × 30,720.96
  4. Step 4: Simplify right side
    36,042.64x = 1,653,627,866.26
  5. Step 5: Solve for x
    x = 1,653,627,866.26/36,042.64
  6. Step 6: Final answer
    x = 45,879.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.