Home / 18,304.19-27,446.41-9,875.21

Finding the Fourth Proportional to 18,304.19, 27,446.41 and 9,875.21

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Solution

The fourth proportional to 18,304.19, 27,446.41 and 9,875.21 is: 14,807.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,304.19 : 27,446.41 = 9,875.21 : x
  2. Step 2: Convert to fraction form
    18,304.19/27,446.41 = 9,875.21/x
  3. Step 3: Cross multiply
    18,304.19x = 27,446.41 × 9,875.21
  4. Step 4: Simplify right side
    18,304.19x = 271,038,875.89
  5. Step 5: Solve for x
    x = 271,038,875.89/18,304.19
  6. Step 6: Final answer
    x = 14,807.48

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1.5x scale

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.