Home / 14,396.49-21,581.91-5,637.51

Finding the Fourth Proportional to 14,396.49, 21,581.91 and 5,637.51

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Solution

The fourth proportional to 14,396.49, 21,581.91 and 5,637.51 is: 8,451.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,396.49 : 21,581.91 = 5,637.51 : x
  2. Step 2: Convert to fraction form
    14,396.49/21,581.91 = 5,637.51/x
  3. Step 3: Cross multiply
    14,396.49x = 21,581.91 × 5,637.51
  4. Step 4: Simplify right side
    14,396.49x = 121,668,233.44
  5. Step 5: Solve for x
    x = 121,668,233.44/14,396.49
  6. Step 6: Final answer
    x = 8,451.24

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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.