Home / 17,347.09-23,939.16-9,389.48

Finding the Fourth Proportional to 17,347.09, 23,939.16 and 9,389.48

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Solution

The fourth proportional to 17,347.09, 23,939.16 and 9,389.48 is: 12,957.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,347.09 : 23,939.16 = 9,389.48 : x
  2. Step 2: Convert to fraction form
    17,347.09/23,939.16 = 9,389.48/x
  3. Step 3: Cross multiply
    17,347.09x = 23,939.16 × 9,389.48
  4. Step 4: Simplify right side
    17,347.09x = 224,776,217.09
  5. Step 5: Solve for x
    x = 224,776,217.09/17,347.09
  6. Step 6: Final answer
    x = 12,957.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.