Home / 15,663.26-23,478.39-6,309.92

Finding the Fourth Proportional to 15,663.26, 23,478.39 and 6,309.92

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Solution

The fourth proportional to 15,663.26, 23,478.39 and 6,309.92 is: 9,458.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,663.26 : 23,478.39 = 6,309.92 : x
  2. Step 2: Convert to fraction form
    15,663.26/23,478.39 = 6,309.92/x
  3. Step 3: Cross multiply
    15,663.26x = 23,478.39 × 6,309.92
  4. Step 4: Simplify right side
    15,663.26x = 148,146,762.63
  5. Step 5: Solve for x
    x = 148,146,762.63/15,663.26
  6. Step 6: Final answer
    x = 9,458.23

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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.