Home / 13,888.41-20,833.74-4,528.26

Finding the Fourth Proportional to 13,888.41, 20,833.74 and 4,528.26

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Solution

The fourth proportional to 13,888.41, 20,833.74 and 4,528.26 is: 6,792.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,888.41 : 20,833.74 = 4,528.26 : x
  2. Step 2: Convert to fraction form
    13,888.41/20,833.74 = 4,528.26/x
  3. Step 3: Cross multiply
    13,888.41x = 20,833.74 × 4,528.26
  4. Step 4: Simplify right side
    13,888.41x = 94,340,591.49
  5. Step 5: Solve for x
    x = 94,340,591.49/13,888.41
  6. Step 6: Final answer
    x = 6,792.76

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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.