Home / 51,292.08-76,941.36-21,706.02

Finding the Fourth Proportional to 51,292.08, 76,941.36 and 21,706.02

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Solution

The fourth proportional to 51,292.08, 76,941.36 and 21,706.02 is: 32,560.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,292.08 : 76,941.36 = 21,706.02 : x
  2. Step 2: Convert to fraction form
    51,292.08/76,941.36 = 21,706.02/x
  3. Step 3: Cross multiply
    51,292.08x = 76,941.36 × 21,706.02
  4. Step 4: Simplify right side
    51,292.08x = 1,670,090,698.99
  5. Step 5: Solve for x
    x = 1,670,090,698.99/51,292.08
  6. Step 6: Final answer
    x = 32,560.40

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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.