Home / 13,064.16-19,590.25-4,177.77

Finding the Fourth Proportional to 13,064.16, 19,590.25 and 4,177.77

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Solution

The fourth proportional to 13,064.16, 19,590.25 and 4,177.77 is: 6,264.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,064.16 : 19,590.25 = 4,177.77 : x
  2. Step 2: Convert to fraction form
    13,064.16/19,590.25 = 4,177.77/x
  3. Step 3: Cross multiply
    13,064.16x = 19,590.25 × 4,177.77
  4. Step 4: Simplify right side
    13,064.16x = 81,843,558.74
  5. Step 5: Solve for x
    x = 81,843,558.74/13,064.16
  6. Step 6: Final answer
    x = 6,264.74

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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.