Home / 19,520.64-29,277.90-6,370.11

Finding the Fourth Proportional to 19,520.64, 29,277.90 and 6,370.11

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Solution

The fourth proportional to 19,520.64, 29,277.90 and 6,370.11 is: 9,554.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,520.64 : 29,277.90 = 6,370.11 : x
  2. Step 2: Convert to fraction form
    19,520.64/29,277.90 = 6,370.11/x
  3. Step 3: Cross multiply
    19,520.64x = 29,277.90 × 6,370.11
  4. Step 4: Simplify right side
    19,520.64x = 186,503,443.57
  5. Step 5: Solve for x
    x = 186,503,443.57/19,520.64
  6. Step 6: Final answer
    x = 9,554.17

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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.