Home / 23,678.28-32,676.42-15,309.36

Finding the Fourth Proportional to 23,678.28, 32,676.42 and 15,309.36

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Solution

The fourth proportional to 23,678.28, 32,676.42 and 15,309.36 is: 21,127.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,678.28 : 32,676.42 = 15,309.36 : x
  2. Step 2: Convert to fraction form
    23,678.28/32,676.42 = 15,309.36/x
  3. Step 3: Cross multiply
    23,678.28x = 32,676.42 × 15,309.36
  4. Step 4: Simplify right side
    23,678.28x = 500,255,077.29
  5. Step 5: Solve for x
    x = 500,255,077.29/23,678.28
  6. Step 6: Final answer
    x = 21,127.17

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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.