Home / 14,590.07-21,905.66-7,479.48

Finding the Fourth Proportional to 14,590.07, 21,905.66 and 7,479.48

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Solution

The fourth proportional to 14,590.07, 21,905.66 and 7,479.48 is: 11,229.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,590.07 : 21,905.66 = 7,479.48 : x
  2. Step 2: Convert to fraction form
    14,590.07/21,905.66 = 7,479.48/x
  3. Step 3: Cross multiply
    14,590.07x = 21,905.66 × 7,479.48
  4. Step 4: Simplify right side
    14,590.07x = 163,842,908.46
  5. Step 5: Solve for x
    x = 163,842,908.46/14,590.07
  6. Step 6: Final answer
    x = 11,229.76

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1.5x scale

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.