Home / 56,428.48-84,681.60-25,298.56

Finding the Fourth Proportional to 56,428.48, 84,681.60 and 25,298.56

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Solution

The fourth proportional to 56,428.48, 84,681.60 and 25,298.56 is: 37,965.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,428.48 : 84,681.60 = 25,298.56 : x
  2. Step 2: Convert to fraction form
    56,428.48/84,681.60 = 25,298.56/x
  3. Step 3: Cross multiply
    56,428.48x = 84,681.60 × 25,298.56
  4. Step 4: Simplify right side
    56,428.48x = 2,142,322,538.50
  5. Step 5: Solve for x
    x = 2,142,322,538.50/56,428.48
  6. Step 6: Final answer
    x = 37,965.27

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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.