Home / 34,910.10-52,128.68-27,430.62

Finding the Fourth Proportional to 34,910.10, 52,128.68 and 27,430.62

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Solution

The fourth proportional to 34,910.10, 52,128.68 and 27,430.62 is: 40,960.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,910.10 : 52,128.68 = 27,430.62 : x
  2. Step 2: Convert to fraction form
    34,910.10/52,128.68 = 27,430.62/x
  3. Step 3: Cross multiply
    34,910.10x = 52,128.68 × 27,430.62
  4. Step 4: Simplify right side
    34,910.10x = 1,429,921,875.03
  5. Step 5: Solve for x
    x = 1,429,921,875.03/34,910.10
  6. Step 6: Final answer
    x = 40,960.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.