Home / 53,015.18-73,160.13-29,141.34

Finding the Fourth Proportional to 53,015.18, 73,160.13 and 29,141.34

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Solution

The fourth proportional to 53,015.18, 73,160.13 and 29,141.34 is: 40,214.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,015.18 : 73,160.13 = 29,141.34 : x
  2. Step 2: Convert to fraction form
    53,015.18/73,160.13 = 29,141.34/x
  3. Step 3: Cross multiply
    53,015.18x = 73,160.13 × 29,141.34
  4. Step 4: Simplify right side
    53,015.18x = 2,131,984,222.77
  5. Step 5: Solve for x
    x = 2,131,984,222.77/53,015.18
  6. Step 6: Final answer
    x = 40,214.60

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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.