Home / 14,063.12-21,088.45-4,200.56

Finding the Fourth Proportional to 14,063.12, 21,088.45 and 4,200.56

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Solution

The fourth proportional to 14,063.12, 21,088.45 and 4,200.56 is: 6,298.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,063.12 : 21,088.45 = 4,200.56 : x
  2. Step 2: Convert to fraction form
    14,063.12/21,088.45 = 4,200.56/x
  3. Step 3: Cross multiply
    14,063.12x = 21,088.45 × 4,200.56
  4. Step 4: Simplify right side
    14,063.12x = 88,583,278.42
  5. Step 5: Solve for x
    x = 88,583,278.42/14,063.12
  6. Step 6: Final answer
    x = 6,298.98

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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.