Home / 14,012.68-21,032.70-11,572.36

Finding the Fourth Proportional to 14,012.68, 21,032.70 and 11,572.36

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Solution

The fourth proportional to 14,012.68, 21,032.70 and 11,572.36 is: 17,369.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,012.68 : 21,032.70 = 11,572.36 : x
  2. Step 2: Convert to fraction form
    14,012.68/21,032.70 = 11,572.36/x
  3. Step 3: Cross multiply
    14,012.68x = 21,032.70 × 11,572.36
  4. Step 4: Simplify right side
    14,012.68x = 243,397,976.17
  5. Step 5: Solve for x
    x = 243,397,976.17/14,012.68
  6. Step 6: Final answer
    x = 17,369.84

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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.