Home / 56,962.22-85,455.34-21,423.86

Finding the Fourth Proportional to 56,962.22, 85,455.34 and 21,423.86

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Solution

The fourth proportional to 56,962.22, 85,455.34 and 21,423.86 is: 32,140.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,962.22 : 85,455.34 = 21,423.86 : x
  2. Step 2: Convert to fraction form
    56,962.22/85,455.34 = 21,423.86/x
  3. Step 3: Cross multiply
    56,962.22x = 85,455.34 × 21,423.86
  4. Step 4: Simplify right side
    56,962.22x = 1,830,783,240.41
  5. Step 5: Solve for x
    x = 1,830,783,240.41/56,962.22
  6. Step 6: Final answer
    x = 32,140.31

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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.