Home / 15,357.87-23,031.91-5,995.61

Finding the Fourth Proportional to 15,357.87, 23,031.91 and 5,995.61

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Solution

The fourth proportional to 15,357.87, 23,031.91 and 5,995.61 is: 8,991.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,357.87 : 23,031.91 = 5,995.61 : x
  2. Step 2: Convert to fraction form
    15,357.87/23,031.91 = 5,995.61/x
  3. Step 3: Cross multiply
    15,357.87x = 23,031.91 × 5,995.61
  4. Step 4: Simplify right side
    15,357.87x = 138,090,392.51
  5. Step 5: Solve for x
    x = 138,090,392.51/15,357.87
  6. Step 6: Final answer
    x = 8,991.51

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Double scale
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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.