Home / 14,561.90-21,838.86-4,029.40

Finding the Fourth Proportional to 14,561.90, 21,838.86 and 4,029.40

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Solution

The fourth proportional to 14,561.90, 21,838.86 and 4,029.40 is: 6,042.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,561.90 : 21,838.86 = 4,029.40 : x
  2. Step 2: Convert to fraction form
    14,561.90/21,838.86 = 4,029.40/x
  3. Step 3: Cross multiply
    14,561.90x = 21,838.86 × 4,029.40
  4. Step 4: Simplify right side
    14,561.90x = 87,997,447.89
  5. Step 5: Solve for x
    x = 87,997,447.89/14,561.90
  6. Step 6: Final answer
    x = 6,042.99

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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.