Home / 18,961.08-26,166.06-10,579

Finding the Fourth Proportional to 18,961.08, 26,166.06 and 10,579

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Solution

The fourth proportional to 18,961.08, 26,166.06 and 10,579 is: 14,598.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,961.08 : 26,166.06 = 10,579 : x
  2. Step 2: Convert to fraction form
    18,961.08/26,166.06 = 10,579/x
  3. Step 3: Cross multiply
    18,961.08x = 26,166.06 × 10,579
  4. Step 4: Simplify right side
    18,961.08x = 276,810,748.74
  5. Step 5: Solve for x
    x = 276,810,748.74/18,961.08
  6. Step 6: Final answer
    x = 14,598.89

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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.