Home / 19,585.40-29,376.54-5,544.88

Finding the Fourth Proportional to 19,585.40, 29,376.54 and 5,544.88

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Solution

The fourth proportional to 19,585.40, 29,376.54 and 5,544.88 is: 8,316.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,585.40 : 29,376.54 = 5,544.88 : x
  2. Step 2: Convert to fraction form
    19,585.40/29,376.54 = 5,544.88/x
  3. Step 3: Cross multiply
    19,585.40x = 29,376.54 × 5,544.88
  4. Step 4: Simplify right side
    19,585.40x = 162,889,389.12
  5. Step 5: Solve for x
    x = 162,889,389.12/19,585.40
  6. Step 6: Final answer
    x = 8,316.88

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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.