Home / 48,810.72-67,393.50-38,586.48

Finding the Fourth Proportional to 48,810.72, 67,393.50 and 38,586.48

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Solution

The fourth proportional to 48,810.72, 67,393.50 and 38,586.48 is: 53,276.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,810.72 : 67,393.50 = 38,586.48 : x
  2. Step 2: Convert to fraction form
    48,810.72/67,393.50 = 38,586.48/x
  3. Step 3: Cross multiply
    48,810.72x = 67,393.50 × 38,586.48
  4. Step 4: Simplify right side
    48,810.72x = 2,600,477,939.88
  5. Step 5: Solve for x
    x = 2,600,477,939.88/48,810.72
  6. Step 6: Final answer
    x = 53,276.78

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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.