Home / 31,001.74-46,488.77-8,809.95

Finding the Fourth Proportional to 31,001.74, 46,488.77 and 8,809.95

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Solution

The fourth proportional to 31,001.74, 46,488.77 and 8,809.95 is: 13,211.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,001.74 : 46,488.77 = 8,809.95 : x
  2. Step 2: Convert to fraction form
    31,001.74/46,488.77 = 8,809.95/x
  3. Step 3: Cross multiply
    31,001.74x = 46,488.77 × 8,809.95
  4. Step 4: Simplify right side
    31,001.74x = 409,563,902.58
  5. Step 5: Solve for x
    x = 409,563,902.58/31,001.74
  6. Step 6: Final answer
    x = 13,211.00

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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.