Home / 61,421.24-84,760.62-34,563.80

Finding the Fourth Proportional to 61,421.24, 84,760.62 and 34,563.80

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Solution

The fourth proportional to 61,421.24, 84,760.62 and 34,563.80 is: 47,697.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,421.24 : 84,760.62 = 34,563.80 : x
  2. Step 2: Convert to fraction form
    61,421.24/84,760.62 = 34,563.80/x
  3. Step 3: Cross multiply
    61,421.24x = 84,760.62 × 34,563.80
  4. Step 4: Simplify right side
    61,421.24x = 2,929,649,117.56
  5. Step 5: Solve for x
    x = 2,929,649,117.56/61,421.24
  6. Step 6: Final answer
    x = 47,697.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.