Home / 31,159.96-46,781.45-26,509.85

Finding the Fourth Proportional to 31,159.96, 46,781.45 and 26,509.85

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Solution

The fourth proportional to 31,159.96, 46,781.45 and 26,509.85 is: 39,800.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,159.96 : 46,781.45 = 26,509.85 : x
  2. Step 2: Convert to fraction form
    31,159.96/46,781.45 = 26,509.85/x
  3. Step 3: Cross multiply
    31,159.96x = 46,781.45 × 26,509.85
  4. Step 4: Simplify right side
    31,159.96x = 1,240,169,130.67
  5. Step 5: Solve for x
    x = 1,240,169,130.67/31,159.96
  6. Step 6: Final answer
    x = 39,800.09

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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.