Home / 15,946.62-23,899.12-9,940.21

Finding the Fourth Proportional to 15,946.62, 23,899.12 and 9,940.21

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Solution

The fourth proportional to 15,946.62, 23,899.12 and 9,940.21 is: 14,897.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,946.62 : 23,899.12 = 9,940.21 : x
  2. Step 2: Convert to fraction form
    15,946.62/23,899.12 = 9,940.21/x
  3. Step 3: Cross multiply
    15,946.62x = 23,899.12 × 9,940.21
  4. Step 4: Simplify right side
    15,946.62x = 237,562,271.62
  5. Step 5: Solve for x
    x = 237,562,271.62/15,946.62
  6. Step 6: Final answer
    x = 14,897.34

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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.