Home / 27,639.59-38,148.80-17,566.07

Finding the Fourth Proportional to 27,639.59, 38,148.80 and 17,566.07

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Solution

The fourth proportional to 27,639.59, 38,148.80 and 17,566.07 is: 24,245.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,639.59 : 38,148.80 = 17,566.07 : x
  2. Step 2: Convert to fraction form
    27,639.59/38,148.80 = 17,566.07/x
  3. Step 3: Cross multiply
    27,639.59x = 38,148.80 × 17,566.07
  4. Step 4: Simplify right side
    27,639.59x = 670,124,491.22
  5. Step 5: Solve for x
    x = 670,124,491.22/27,639.59
  6. Step 6: Final answer
    x = 24,245.10

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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.