Home / 15,822.38-23,725.26-6,457.16

Finding the Fourth Proportional to 15,822.38, 23,725.26 and 6,457.16

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Solution

The fourth proportional to 15,822.38, 23,725.26 and 6,457.16 is: 9,682.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,822.38 : 23,725.26 = 6,457.16 : x
  2. Step 2: Convert to fraction form
    15,822.38/23,725.26 = 6,457.16/x
  3. Step 3: Cross multiply
    15,822.38x = 23,725.26 × 6,457.16
  4. Step 4: Simplify right side
    15,822.38x = 153,197,681.24
  5. Step 5: Solve for x
    x = 153,197,681.24/15,822.38
  6. Step 6: Final answer
    x = 9,682.34

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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.