Home / 56,682.14-84,998.40-21,597.20

Finding the Fourth Proportional to 56,682.14, 84,998.40 and 21,597.20

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Solution

The fourth proportional to 56,682.14, 84,998.40 and 21,597.20 is: 32,386.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,682.14 : 84,998.40 = 21,597.20 : x
  2. Step 2: Convert to fraction form
    56,682.14/84,998.40 = 21,597.20/x
  3. Step 3: Cross multiply
    56,682.14x = 84,998.40 × 21,597.20
  4. Step 4: Simplify right side
    56,682.14x = 1,835,727,444.48
  5. Step 5: Solve for x
    x = 1,835,727,444.48/56,682.14
  6. Step 6: Final answer
    x = 32,386.35

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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.