Home / 13,607.64-20,408.76-4,841.46

Finding the Fourth Proportional to 13,607.64, 20,408.76 and 4,841.46

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Solution

The fourth proportional to 13,607.64, 20,408.76 and 4,841.46 is: 7,261.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,607.64 : 20,408.76 = 4,841.46 : x
  2. Step 2: Convert to fraction form
    13,607.64/20,408.76 = 4,841.46/x
  3. Step 3: Cross multiply
    13,607.64x = 20,408.76 × 4,841.46
  4. Step 4: Simplify right side
    13,607.64x = 98,808,195.19
  5. Step 5: Solve for x
    x = 98,808,195.19/13,607.64
  6. Step 6: Final answer
    x = 7,261.23

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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.