Home / 14,730.08-20,314.68-9,422.96

Finding the Fourth Proportional to 14,730.08, 20,314.68 and 9,422.96

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Solution

The fourth proportional to 14,730.08, 20,314.68 and 9,422.96 is: 12,995.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,730.08 : 20,314.68 = 9,422.96 : x
  2. Step 2: Convert to fraction form
    14,730.08/20,314.68 = 9,422.96/x
  3. Step 3: Cross multiply
    14,730.08x = 20,314.68 × 9,422.96
  4. Step 4: Simplify right side
    14,730.08x = 191,424,417.05
  5. Step 5: Solve for x
    x = 191,424,417.05/14,730.08
  6. Step 6: Final answer
    x = 12,995.48

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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.