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Finding the Fourth Proportional to 35,458.71, 53,195.84 and 10,500.70

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Solution

The fourth proportional to 35,458.71, 53,195.84 and 10,500.70 is: 15,753.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,458.71 : 53,195.84 = 10,500.70 : x
  2. Step 2: Convert to fraction form
    35,458.71/53,195.84 = 10,500.70/x
  3. Step 3: Cross multiply
    35,458.71x = 53,195.84 × 10,500.70
  4. Step 4: Simplify right side
    35,458.71x = 558,593,557.09
  5. Step 5: Solve for x
    x = 558,593,557.09/35,458.71
  6. Step 6: Final answer
    x = 15,753.35

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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.