Home / 17,666.02-26,499-4,518.40

Finding the Fourth Proportional to 17,666.02, 26,499 and 4,518.40

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Solution

The fourth proportional to 17,666.02, 26,499 and 4,518.40 is: 6,777.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,666.02 : 26,499 = 4,518.40 : x
  2. Step 2: Convert to fraction form
    17,666.02/26,499 = 4,518.40/x
  3. Step 3: Cross multiply
    17,666.02x = 26,499 × 4,518.40
  4. Step 4: Simplify right side
    17,666.02x = 119,733,081.60
  5. Step 5: Solve for x
    x = 119,733,081.60/17,666.02
  6. Step 6: Final answer
    x = 6,777.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.