Home / 19,976.48-27,559.13-14,012.04

Finding the Fourth Proportional to 19,976.48, 27,559.13 and 14,012.04

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Solution

The fourth proportional to 19,976.48, 27,559.13 and 14,012.04 is: 19,330.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,976.48 : 27,559.13 = 14,012.04 : x
  2. Step 2: Convert to fraction form
    19,976.48/27,559.13 = 14,012.04/x
  3. Step 3: Cross multiply
    19,976.48x = 27,559.13 × 14,012.04
  4. Step 4: Simplify right side
    19,976.48x = 386,159,561.87
  5. Step 5: Solve for x
    x = 386,159,561.87/19,976.48
  6. Step 6: Final answer
    x = 19,330.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.