Home / 23,147.24-34,721.50-14,407.40

Finding the Fourth Proportional to 23,147.24, 34,721.50 and 14,407.40

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Solution

The fourth proportional to 23,147.24, 34,721.50 and 14,407.40 is: 21,611.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,147.24 : 34,721.50 = 14,407.40 : x
  2. Step 2: Convert to fraction form
    23,147.24/34,721.50 = 14,407.40/x
  3. Step 3: Cross multiply
    23,147.24x = 34,721.50 × 14,407.40
  4. Step 4: Simplify right side
    23,147.24x = 500,246,539.10
  5. Step 5: Solve for x
    x = 500,246,539.10/23,147.24
  6. Step 6: Final answer
    x = 21,611.50

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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.