Home / 14,155.14-21,232.76-4,294.50

Finding the Fourth Proportional to 14,155.14, 21,232.76 and 4,294.50

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Solution

The fourth proportional to 14,155.14, 21,232.76 and 4,294.50 is: 6,441.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,155.14 : 21,232.76 = 4,294.50 : x
  2. Step 2: Convert to fraction form
    14,155.14/21,232.76 = 4,294.50/x
  3. Step 3: Cross multiply
    14,155.14x = 21,232.76 × 4,294.50
  4. Step 4: Simplify right side
    14,155.14x = 91,184,066.35
  5. Step 5: Solve for x
    x = 91,184,066.35/14,155.14
  6. Step 6: Final answer
    x = 6,441.76

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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.