Home / 18,590.34-25,659.41-10,635.06

Finding the Fourth Proportional to 18,590.34, 25,659.41 and 10,635.06

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Solution

The fourth proportional to 18,590.34, 25,659.41 and 10,635.06 is: 14,679.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,590.34 : 25,659.41 = 10,635.06 : x
  2. Step 2: Convert to fraction form
    18,590.34/25,659.41 = 10,635.06/x
  3. Step 3: Cross multiply
    18,590.34x = 25,659.41 × 10,635.06
  4. Step 4: Simplify right side
    18,590.34x = 272,889,364.91
  5. Step 5: Solve for x
    x = 272,889,364.91/18,590.34
  6. Step 6: Final answer
    x = 14,679.09

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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.