Home / 13,616.34-20,426.16-4,852.14

Finding the Fourth Proportional to 13,616.34, 20,426.16 and 4,852.14

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Solution

The fourth proportional to 13,616.34, 20,426.16 and 4,852.14 is: 7,278.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,616.34 : 20,426.16 = 4,852.14 : x
  2. Step 2: Convert to fraction form
    13,616.34/20,426.16 = 4,852.14/x
  3. Step 3: Cross multiply
    13,616.34x = 20,426.16 × 4,852.14
  4. Step 4: Simplify right side
    13,616.34x = 99,110,587.98
  5. Step 5: Solve for x
    x = 99,110,587.98/13,616.34
  6. Step 6: Final answer
    x = 7,278.80

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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.