Home / 53,014.08-73,156.80-29,139.84

Finding the Fourth Proportional to 53,014.08, 73,156.80 and 29,139.84

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Solution

The fourth proportional to 53,014.08, 73,156.80 and 29,139.84 is: 40,211.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,014.08 : 73,156.80 = 29,139.84 : x
  2. Step 2: Convert to fraction form
    53,014.08/73,156.80 = 29,139.84/x
  3. Step 3: Cross multiply
    53,014.08x = 73,156.80 × 29,139.84
  4. Step 4: Simplify right side
    53,014.08x = 2,131,777,446.91
  5. Step 5: Solve for x
    x = 2,131,777,446.91/53,014.08
  6. Step 6: Final answer
    x = 40,211.53

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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.