Home / 20,032.68-30,048.84-14,085.03

Finding the Fourth Proportional to 20,032.68, 30,048.84 and 14,085.03

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Solution

The fourth proportional to 20,032.68, 30,048.84 and 14,085.03 is: 21,127.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,032.68 : 30,048.84 = 14,085.03 : x
  2. Step 2: Convert to fraction form
    20,032.68/30,048.84 = 14,085.03/x
  3. Step 3: Cross multiply
    20,032.68x = 30,048.84 × 14,085.03
  4. Step 4: Simplify right side
    20,032.68x = 423,238,812.87
  5. Step 5: Solve for x
    x = 423,238,812.87/20,032.68
  6. Step 6: Final answer
    x = 21,127.42

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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.