Home / 23,864.68-33,004.62-20,875.32

Finding the Fourth Proportional to 23,864.68, 33,004.62 and 20,875.32

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Solution

The fourth proportional to 23,864.68, 33,004.62 and 20,875.32 is: 28,870.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,864.68 : 33,004.62 = 20,875.32 : x
  2. Step 2: Convert to fraction form
    23,864.68/33,004.62 = 20,875.32/x
  3. Step 3: Cross multiply
    23,864.68x = 33,004.62 × 20,875.32
  4. Step 4: Simplify right side
    23,864.68x = 688,982,003.98
  5. Step 5: Solve for x
    x = 688,982,003.98/23,864.68
  6. Step 6: Final answer
    x = 28,870.36

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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.