Home / 14,756.16-22,117.86-5,388.51

Finding the Fourth Proportional to 14,756.16, 22,117.86 and 5,388.51

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Solution

The fourth proportional to 14,756.16, 22,117.86 and 5,388.51 is: 8,076.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,756.16 : 22,117.86 = 5,388.51 : x
  2. Step 2: Convert to fraction form
    14,756.16/22,117.86 = 5,388.51/x
  3. Step 3: Cross multiply
    14,756.16x = 22,117.86 × 5,388.51
  4. Step 4: Simplify right side
    14,756.16x = 119,182,309.79
  5. Step 5: Solve for x
    x = 119,182,309.79/14,756.16
  6. Step 6: Final answer
    x = 8,076.78

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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.