Home / 56,265.18-84,402.22-18,825.45

Finding the Fourth Proportional to 56,265.18, 84,402.22 and 18,825.45

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Solution

The fourth proportional to 56,265.18, 84,402.22 and 18,825.45 is: 28,239.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,265.18 : 84,402.22 = 18,825.45 : x
  2. Step 2: Convert to fraction form
    56,265.18/84,402.22 = 18,825.45/x
  3. Step 3: Cross multiply
    56,265.18x = 84,402.22 × 18,825.45
  4. Step 4: Simplify right side
    56,265.18x = 1,588,909,772.50
  5. Step 5: Solve for x
    x = 1,588,909,772.50/56,265.18
  6. Step 6: Final answer
    x = 28,239.66

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1.5x scale

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.