Home / 13,922.02-20,885.28-4,559.32

Finding the Fourth Proportional to 13,922.02, 20,885.28 and 4,559.32

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Solution

The fourth proportional to 13,922.02, 20,885.28 and 4,559.32 is: 6,839.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,922.02 : 20,885.28 = 4,559.32 : x
  2. Step 2: Convert to fraction form
    13,922.02/20,885.28 = 4,559.32/x
  3. Step 3: Cross multiply
    13,922.02x = 20,885.28 × 4,559.32
  4. Step 4: Simplify right side
    13,922.02x = 95,222,674.81
  5. Step 5: Solve for x
    x = 95,222,674.81/13,922.02
  6. Step 6: Final answer
    x = 6,839.72

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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.