Home / 14,017.35-21,030.08-4,156.86

Finding the Fourth Proportional to 14,017.35, 21,030.08 and 4,156.86

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Solution

The fourth proportional to 14,017.35, 21,030.08 and 4,156.86 is: 6,236.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,017.35 : 21,030.08 = 4,156.86 : x
  2. Step 2: Convert to fraction form
    14,017.35/21,030.08 = 4,156.86/x
  3. Step 3: Cross multiply
    14,017.35x = 21,030.08 × 4,156.86
  4. Step 4: Simplify right side
    14,017.35x = 87,419,077.56
  5. Step 5: Solve for x
    x = 87,419,077.56/14,017.35
  6. Step 6: Final answer
    x = 6,236.49

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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.