Home / 14,017.76-21,026.69-4,157.12

Finding the Fourth Proportional to 14,017.76, 21,026.69 and 4,157.12

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Solution

The fourth proportional to 14,017.76, 21,026.69 and 4,157.12 is: 6,235.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,017.76 : 21,026.69 = 4,157.12 : x
  2. Step 2: Convert to fraction form
    14,017.76/21,026.69 = 4,157.12/x
  3. Step 3: Cross multiply
    14,017.76x = 21,026.69 × 4,157.12
  4. Step 4: Simplify right side
    14,017.76x = 87,410,520.90
  5. Step 5: Solve for x
    x = 87,410,520.90/14,017.76
  6. Step 6: Final answer
    x = 6,235.70

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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.