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Finding the Fourth Proportional to 35,140.91, 52,715.47 and 35,140.91

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Solution

The fourth proportional to 35,140.91, 52,715.47 and 35,140.91 is: 52,715.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,140.91 : 52,715.47 = 35,140.91 : x
  2. Step 2: Convert to fraction form
    35,140.91/52,715.47 = 35,140.91/x
  3. Step 3: Cross multiply
    35,140.91x = 52,715.47 × 35,140.91
  4. Step 4: Simplify right side
    35,140.91x = 1,852,469,795.54
  5. Step 5: Solve for x
    x = 1,852,469,795.54/35,140.91
  6. Step 6: Final answer
    x = 52,715.47

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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.