Home / 17,587.95-26,379.09-6,499.86

Finding the Fourth Proportional to 17,587.95, 26,379.09 and 6,499.86

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Solution

The fourth proportional to 17,587.95, 26,379.09 and 6,499.86 is: 9,748.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,587.95 : 26,379.09 = 6,499.86 : x
  2. Step 2: Convert to fraction form
    17,587.95/26,379.09 = 6,499.86/x
  3. Step 3: Cross multiply
    17,587.95x = 26,379.09 × 6,499.86
  4. Step 4: Simplify right side
    17,587.95x = 171,460,391.93
  5. Step 5: Solve for x
    x = 171,460,391.93/17,587.95
  6. Step 6: Final answer
    x = 9,748.74

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1.5x scale

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.