Home / 19,440.43-29,154.56-6,290.08

Finding the Fourth Proportional to 19,440.43, 29,154.56 and 6,290.08

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Solution

The fourth proportional to 19,440.43, 29,154.56 and 6,290.08 is: 9,433.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,440.43 : 29,154.56 = 6,290.08 : x
  2. Step 2: Convert to fraction form
    19,440.43/29,154.56 = 6,290.08/x
  3. Step 3: Cross multiply
    19,440.43x = 29,154.56 × 6,290.08
  4. Step 4: Simplify right side
    19,440.43x = 183,384,410.43
  5. Step 5: Solve for x
    x = 183,384,410.43/19,440.43
  6. Step 6: Final answer
    x = 9,433.15

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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.