Home / 15,516.29-23,263.09-4,980.31

Finding the Fourth Proportional to 15,516.29, 23,263.09 and 4,980.31

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Solution

The fourth proportional to 15,516.29, 23,263.09 and 4,980.31 is: 7,466.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,516.29 : 23,263.09 = 4,980.31 : x
  2. Step 2: Convert to fraction form
    15,516.29/23,263.09 = 4,980.31/x
  3. Step 3: Cross multiply
    15,516.29x = 23,263.09 × 4,980.31
  4. Step 4: Simplify right side
    15,516.29x = 115,857,399.76
  5. Step 5: Solve for x
    x = 115,857,399.76/15,516.29
  6. Step 6: Final answer
    x = 7,466.82

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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.