Home / 15,218.84-22,829.55-3,975.67

Finding the Fourth Proportional to 15,218.84, 22,829.55 and 3,975.67

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Solution

The fourth proportional to 15,218.84, 22,829.55 and 3,975.67 is: 5,963.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,218.84 : 22,829.55 = 3,975.67 : x
  2. Step 2: Convert to fraction form
    15,218.84/22,829.55 = 3,975.67/x
  3. Step 3: Cross multiply
    15,218.84x = 22,829.55 × 3,975.67
  4. Step 4: Simplify right side
    15,218.84x = 90,762,642.26
  5. Step 5: Solve for x
    x = 90,762,642.26/15,218.84
  6. Step 6: Final answer
    x = 5,963.84

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Double scale
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Similar ratio
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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.