Home / 22,388.14-30,916.38-14,444.02

Finding the Fourth Proportional to 22,388.14, 30,916.38 and 14,444.02

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Solution

The fourth proportional to 22,388.14, 30,916.38 and 14,444.02 is: 19,946.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,388.14 : 30,916.38 = 14,444.02 : x
  2. Step 2: Convert to fraction form
    22,388.14/30,916.38 = 14,444.02/x
  3. Step 3: Cross multiply
    22,388.14x = 30,916.38 × 14,444.02
  4. Step 4: Simplify right side
    22,388.14x = 446,556,811.05
  5. Step 5: Solve for x
    x = 446,556,811.05/22,388.14
  6. Step 6: Final answer
    x = 19,946.13

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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.