Home / 14,449.08-19,953.90-12,340.92

Finding the Fourth Proportional to 14,449.08, 19,953.90 and 12,340.92

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Solution

The fourth proportional to 14,449.08, 19,953.90 and 12,340.92 is: 17,042.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,449.08 : 19,953.90 = 12,340.92 : x
  2. Step 2: Convert to fraction form
    14,449.08/19,953.90 = 12,340.92/x
  3. Step 3: Cross multiply
    14,449.08x = 19,953.90 × 12,340.92
  4. Step 4: Simplify right side
    14,449.08x = 246,249,483.59
  5. Step 5: Solve for x
    x = 246,249,483.59/14,449.08
  6. Step 6: Final answer
    x = 17,042.57

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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.