Home / 34,140.24-51,210.12-9,516.24

Finding the Fourth Proportional to 34,140.24, 51,210.12 and 9,516.24

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Solution

The fourth proportional to 34,140.24, 51,210.12 and 9,516.24 is: 14,274.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,140.24 : 51,210.12 = 9,516.24 : x
  2. Step 2: Convert to fraction form
    34,140.24/51,210.12 = 9,516.24/x
  3. Step 3: Cross multiply
    34,140.24x = 51,210.12 × 9,516.24
  4. Step 4: Simplify right side
    34,140.24x = 487,327,792.35
  5. Step 5: Solve for x
    x = 487,327,792.35/34,140.24
  6. Step 6: Final answer
    x = 14,274.29

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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.