Home / 22,860.48-31,546.08-14,479.68

Finding the Fourth Proportional to 22,860.48, 31,546.08 and 14,479.68

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Solution

The fourth proportional to 22,860.48, 31,546.08 and 14,479.68 is: 19,981.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,860.48 : 31,546.08 = 14,479.68 : x
  2. Step 2: Convert to fraction form
    22,860.48/31,546.08 = 14,479.68/x
  3. Step 3: Cross multiply
    22,860.48x = 31,546.08 × 14,479.68
  4. Step 4: Simplify right side
    22,860.48x = 456,777,143.65
  5. Step 5: Solve for x
    x = 456,777,143.65/22,860.48
  6. Step 6: Final answer
    x = 19,981.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.