Home / 40,801.48-61,202.89-14,148.31

Finding the Fourth Proportional to 40,801.48, 61,202.89 and 14,148.31

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Solution

The fourth proportional to 40,801.48, 61,202.89 and 14,148.31 is: 21,222.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,801.48 : 61,202.89 = 14,148.31 : x
  2. Step 2: Convert to fraction form
    40,801.48/61,202.89 = 14,148.31/x
  3. Step 3: Cross multiply
    40,801.48x = 61,202.89 × 14,148.31
  4. Step 4: Simplify right side
    40,801.48x = 865,917,366.87
  5. Step 5: Solve for x
    x = 865,917,366.87/40,801.48
  6. Step 6: Final answer
    x = 21,222.70

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1.5x scale

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.