Home / 15,718.06-23,580.40-4,623.82

Finding the Fourth Proportional to 15,718.06, 23,580.40 and 4,623.82

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Solution

The fourth proportional to 15,718.06, 23,580.40 and 4,623.82 is: 6,936.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,718.06 : 23,580.40 = 4,623.82 : x
  2. Step 2: Convert to fraction form
    15,718.06/23,580.40 = 4,623.82/x
  3. Step 3: Cross multiply
    15,718.06x = 23,580.40 × 4,623.82
  4. Step 4: Simplify right side
    15,718.06x = 109,031,525.13
  5. Step 5: Solve for x
    x = 109,031,525.13/15,718.06
  6. Step 6: Final answer
    x = 6,936.70

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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.