Home / 15,216.09-22,822.35-4,122.10

Finding the Fourth Proportional to 15,216.09, 22,822.35 and 4,122.10

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Solution

The fourth proportional to 15,216.09, 22,822.35 and 4,122.10 is: 6,182.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,216.09 : 22,822.35 = 4,122.10 : x
  2. Step 2: Convert to fraction form
    15,216.09/22,822.35 = 4,122.10/x
  3. Step 3: Cross multiply
    15,216.09x = 22,822.35 × 4,122.10
  4. Step 4: Simplify right side
    15,216.09x = 94,076,008.94
  5. Step 5: Solve for x
    x = 94,076,008.94/15,216.09
  6. Step 6: Final answer
    x = 6,182.67

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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.