Home / 61,332.06-91,969.47-21,879.93

Finding the Fourth Proportional to 61,332.06, 91,969.47 and 21,879.93

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Solution

The fourth proportional to 61,332.06, 91,969.47 and 21,879.93 is: 32,809.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,332.06 : 91,969.47 = 21,879.93 : x
  2. Step 2: Convert to fraction form
    61,332.06/91,969.47 = 21,879.93/x
  3. Step 3: Cross multiply
    61,332.06x = 91,969.47 × 21,879.93
  4. Step 4: Simplify right side
    61,332.06x = 2,012,285,565.74
  5. Step 5: Solve for x
    x = 2,012,285,565.74/61,332.06
  6. Step 6: Final answer
    x = 32,809.68

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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.