Home / 15,098.41-20,828.56-10,624.63

Finding the Fourth Proportional to 15,098.41, 20,828.56 and 10,624.63

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Solution

The fourth proportional to 15,098.41, 20,828.56 and 10,624.63 is: 14,656.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,098.41 : 20,828.56 = 10,624.63 : x
  2. Step 2: Convert to fraction form
    15,098.41/20,828.56 = 10,624.63/x
  3. Step 3: Cross multiply
    15,098.41x = 20,828.56 × 10,624.63
  4. Step 4: Simplify right side
    15,098.41x = 221,295,743.43
  5. Step 5: Solve for x
    x = 221,295,743.43/15,098.41
  6. Step 6: Final answer
    x = 14,656.89

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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.