Home / 42,826.81-59,118-29,032.31

Finding the Fourth Proportional to 42,826.81, 59,118 and 29,032.31

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Solution

The fourth proportional to 42,826.81, 59,118 and 29,032.31 is: 40,076.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,826.81 : 59,118 = 29,032.31 : x
  2. Step 2: Convert to fraction form
    42,826.81/59,118 = 29,032.31/x
  3. Step 3: Cross multiply
    42,826.81x = 59,118 × 29,032.31
  4. Step 4: Simplify right side
    42,826.81x = 1,716,331,806.99
  5. Step 5: Solve for x
    x = 1,716,331,806.99/42,826.81
  6. Step 6: Final answer
    x = 40,076.11

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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.