Home / 22,316.28-30,803.31-14,358.50

Finding the Fourth Proportional to 22,316.28, 30,803.31 and 14,358.50

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Solution

The fourth proportional to 22,316.28, 30,803.31 and 14,358.50 is: 19,819.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,316.28 : 30,803.31 = 14,358.50 : x
  2. Step 2: Convert to fraction form
    22,316.28/30,803.31 = 14,358.50/x
  3. Step 3: Cross multiply
    22,316.28x = 30,803.31 × 14,358.50
  4. Step 4: Simplify right side
    22,316.28x = 442,289,172.62
  5. Step 5: Solve for x
    x = 442,289,172.62/22,316.28
  6. Step 6: Final answer
    x = 19,819.13

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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.