Home / 35,344.50-52,983.18-13,142.76

Finding the Fourth Proportional to 35,344.50, 52,983.18 and 13,142.76

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Solution

The fourth proportional to 35,344.50, 52,983.18 and 13,142.76 is: 19,701.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,344.50 : 52,983.18 = 13,142.76 : x
  2. Step 2: Convert to fraction form
    35,344.50/52,983.18 = 13,142.76/x
  3. Step 3: Cross multiply
    35,344.50x = 52,983.18 × 13,142.76
  4. Step 4: Simplify right side
    35,344.50x = 696,345,218.78
  5. Step 5: Solve for x
    x = 696,345,218.78/35,344.50
  6. Step 6: Final answer
    x = 19,701.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.