Home / 40,801.32-61,218.99-17,113.28

Finding the Fourth Proportional to 40,801.32, 61,218.99 and 17,113.28

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Solution

The fourth proportional to 40,801.32, 61,218.99 and 17,113.28 is: 25,677.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,801.32 : 61,218.99 = 17,113.28 : x
  2. Step 2: Convert to fraction form
    40,801.32/61,218.99 = 17,113.28/x
  3. Step 3: Cross multiply
    40,801.32x = 61,218.99 × 17,113.28
  4. Step 4: Simplify right side
    40,801.32x = 1,047,657,411.09
  5. Step 5: Solve for x
    x = 1,047,657,411.09/40,801.32
  6. Step 6: Final answer
    x = 25,677.05

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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.