Home / 23,972.16-36,030-19,838.72

Finding the Fourth Proportional to 23,972.16, 36,030 and 19,838.72

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Solution

The fourth proportional to 23,972.16, 36,030 and 19,838.72 is: 29,817.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,972.16 : 36,030 = 19,838.72 : x
  2. Step 2: Convert to fraction form
    23,972.16/36,030 = 19,838.72/x
  3. Step 3: Cross multiply
    23,972.16x = 36,030 × 19,838.72
  4. Step 4: Simplify right side
    23,972.16x = 714,789,081.60
  5. Step 5: Solve for x
    x = 714,789,081.60/23,972.16
  6. Step 6: Final answer
    x = 29,817.47

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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.