Home / 28,174.10-38,875.68-16,848.27

Finding the Fourth Proportional to 28,174.10, 38,875.68 and 16,848.27

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Solution

The fourth proportional to 28,174.10, 38,875.68 and 16,848.27 is: 23,247.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,174.10 : 38,875.68 = 16,848.27 : x
  2. Step 2: Convert to fraction form
    28,174.10/38,875.68 = 16,848.27/x
  3. Step 3: Cross multiply
    28,174.10x = 38,875.68 × 16,848.27
  4. Step 4: Simplify right side
    28,174.10x = 654,987,953.07
  5. Step 5: Solve for x
    x = 654,987,953.07/28,174.10
  6. Step 6: Final answer
    x = 23,247.88

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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.