Home / 14,184.08-21,275.64-3,795.76

Finding the Fourth Proportional to 14,184.08, 21,275.64 and 3,795.76

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Solution

The fourth proportional to 14,184.08, 21,275.64 and 3,795.76 is: 5,693.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,184.08 : 21,275.64 = 3,795.76 : x
  2. Step 2: Convert to fraction form
    14,184.08/21,275.64 = 3,795.76/x
  3. Step 3: Cross multiply
    14,184.08x = 21,275.64 × 3,795.76
  4. Step 4: Simplify right side
    14,184.08x = 80,757,223.29
  5. Step 5: Solve for x
    x = 80,757,223.29/14,184.08
  6. Step 6: Final answer
    x = 5,693.51

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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.