Home / 51,598.15-71,199.10-30,373.31

Finding the Fourth Proportional to 51,598.15, 71,199.10 and 30,373.31

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Solution

The fourth proportional to 51,598.15, 71,199.10 and 30,373.31 is: 41,911.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,598.15 : 71,199.10 = 30,373.31 : x
  2. Step 2: Convert to fraction form
    51,598.15/71,199.10 = 30,373.31/x
  3. Step 3: Cross multiply
    51,598.15x = 71,199.10 × 30,373.31
  4. Step 4: Simplify right side
    51,598.15x = 2,162,552,551.99
  5. Step 5: Solve for x
    x = 2,162,552,551.99/51,598.15
  6. Step 6: Final answer
    x = 41,911.44

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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.