Home / 14,528.95-21,786.24-5,167.58

Finding the Fourth Proportional to 14,528.95, 21,786.24 and 5,167.58

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Solution

The fourth proportional to 14,528.95, 21,786.24 and 5,167.58 is: 7,748.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,528.95 : 21,786.24 = 5,167.58 : x
  2. Step 2: Convert to fraction form
    14,528.95/21,786.24 = 5,167.58/x
  3. Step 3: Cross multiply
    14,528.95x = 21,786.24 × 5,167.58
  4. Step 4: Simplify right side
    14,528.95x = 112,582,029.17
  5. Step 5: Solve for x
    x = 112,582,029.17/14,528.95
  6. Step 6: Final answer
    x = 7,748.81

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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.