Home / 40,749.32-61,133.16-14,454.02

Finding the Fourth Proportional to 40,749.32, 61,133.16 and 14,454.02

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Solution

The fourth proportional to 40,749.32, 61,133.16 and 14,454.02 is: 21,684.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,749.32 : 61,133.16 = 14,454.02 : x
  2. Step 2: Convert to fraction form
    40,749.32/61,133.16 = 14,454.02/x
  3. Step 3: Cross multiply
    40,749.32x = 61,133.16 × 14,454.02
  4. Step 4: Simplify right side
    40,749.32x = 883,619,917.30
  5. Step 5: Solve for x
    x = 883,619,917.30/40,749.32
  6. Step 6: Final answer
    x = 21,684.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.