Home / 14,428.65-21,640.24-5,066.47

Finding the Fourth Proportional to 14,428.65, 21,640.24 and 5,066.47

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Solution

The fourth proportional to 14,428.65, 21,640.24 and 5,066.47 is: 7,598.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,428.65 : 21,640.24 = 5,066.47 : x
  2. Step 2: Convert to fraction form
    14,428.65/21,640.24 = 5,066.47/x
  3. Step 3: Cross multiply
    14,428.65x = 21,640.24 × 5,066.47
  4. Step 4: Simplify right side
    14,428.65x = 109,639,578.99
  5. Step 5: Solve for x
    x = 109,639,578.99/14,428.65
  6. Step 6: Final answer
    x = 7,598.74

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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.