Home / 13,346.64-20,017.68-4,461.16

Finding the Fourth Proportional to 13,346.64, 20,017.68 and 4,461.16

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Solution

The fourth proportional to 13,346.64, 20,017.68 and 4,461.16 is: 6,690.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,346.64 : 20,017.68 = 4,461.16 : x
  2. Step 2: Convert to fraction form
    13,346.64/20,017.68 = 4,461.16/x
  3. Step 3: Cross multiply
    13,346.64x = 20,017.68 × 4,461.16
  4. Step 4: Simplify right side
    13,346.64x = 89,302,073.31
  5. Step 5: Solve for x
    x = 89,302,073.31/13,346.64
  6. Step 6: Final answer
    x = 6,690.98

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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.