Home / 15,316.22-22,869.47-13,724.67

Finding the Fourth Proportional to 15,316.22, 22,869.47 and 13,724.67

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Solution

The fourth proportional to 15,316.22, 22,869.47 and 13,724.67 is: 20,493.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,316.22 : 22,869.47 = 13,724.67 : x
  2. Step 2: Convert to fraction form
    15,316.22/22,869.47 = 13,724.67/x
  3. Step 3: Cross multiply
    15,316.22x = 22,869.47 × 13,724.67
  4. Step 4: Simplify right side
    15,316.22x = 313,876,048.90
  5. Step 5: Solve for x
    x = 313,876,048.90/15,316.22
  6. Step 6: Final answer
    x = 20,493.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.