Home / 53,087.76-73,261.44-29,213.76

Finding the Fourth Proportional to 53,087.76, 73,261.44 and 29,213.76

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Solution

The fourth proportional to 53,087.76, 73,261.44 and 29,213.76 is: 40,315.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,087.76 : 73,261.44 = 29,213.76 : x
  2. Step 2: Convert to fraction form
    53,087.76/73,261.44 = 29,213.76/x
  3. Step 3: Cross multiply
    53,087.76x = 73,261.44 × 29,213.76
  4. Step 4: Simplify right side
    53,087.76x = 2,140,242,125.41
  5. Step 5: Solve for x
    x = 2,140,242,125.41/53,087.76
  6. Step 6: Final answer
    x = 40,315.17

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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.