Home / 57,637.38-86,466.51-28,055.19

Finding the Fourth Proportional to 57,637.38, 86,466.51 and 28,055.19

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Solution

The fourth proportional to 57,637.38, 86,466.51 and 28,055.19 is: 42,087.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,637.38 : 86,466.51 = 28,055.19 : x
  2. Step 2: Convert to fraction form
    57,637.38/86,466.51 = 28,055.19/x
  3. Step 3: Cross multiply
    57,637.38x = 86,466.51 × 28,055.19
  4. Step 4: Simplify right side
    57,637.38x = 2,425,834,366.69
  5. Step 5: Solve for x
    x = 2,425,834,366.69/57,637.38
  6. Step 6: Final answer
    x = 42,087.87

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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.