Home / 14,312.82-19,749.24-9,014.70

Finding the Fourth Proportional to 14,312.82, 19,749.24 and 9,014.70

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Solution

The fourth proportional to 14,312.82, 19,749.24 and 9,014.70 is: 12,438.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,312.82 : 19,749.24 = 9,014.70 : x
  2. Step 2: Convert to fraction form
    14,312.82/19,749.24 = 9,014.70/x
  3. Step 3: Cross multiply
    14,312.82x = 19,749.24 × 9,014.70
  4. Step 4: Simplify right side
    14,312.82x = 178,033,473.83
  5. Step 5: Solve for x
    x = 178,033,473.83/14,312.82
  6. Step 6: Final answer
    x = 12,438.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.