Home / 18,857.51-26,023.35-10,359.87

Finding the Fourth Proportional to 18,857.51, 26,023.35 and 10,359.87

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Solution

The fourth proportional to 18,857.51, 26,023.35 and 10,359.87 is: 14,296.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,857.51 : 26,023.35 = 10,359.87 : x
  2. Step 2: Convert to fraction form
    18,857.51/26,023.35 = 10,359.87/x
  3. Step 3: Cross multiply
    18,857.51x = 26,023.35 × 10,359.87
  4. Step 4: Simplify right side
    18,857.51x = 269,598,522.96
  5. Step 5: Solve for x
    x = 269,598,522.96/18,857.51
  6. Step 6: Final answer
    x = 14,296.62

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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.