Home / 56,384.96-84,587.22-18,948.68

Finding the Fourth Proportional to 56,384.96, 84,587.22 and 18,948.68

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Solution

The fourth proportional to 56,384.96, 84,587.22 and 18,948.68 is: 28,426.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,384.96 : 84,587.22 = 18,948.68 : x
  2. Step 2: Convert to fraction form
    56,384.96/84,587.22 = 18,948.68/x
  3. Step 3: Cross multiply
    56,384.96x = 84,587.22 × 18,948.68
  4. Step 4: Simplify right side
    56,384.96x = 1,602,816,163.87
  5. Step 5: Solve for x
    x = 1,602,816,163.87/56,384.96
  6. Step 6: Final answer
    x = 28,426.31

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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.