Home / 19,937.10-29,950.20-16,656.60

Finding the Fourth Proportional to 19,937.10, 29,950.20 and 16,656.60

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Solution

The fourth proportional to 19,937.10, 29,950.20 and 16,656.60 is: 25,022.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,937.10 : 29,950.20 = 16,656.60 : x
  2. Step 2: Convert to fraction form
    19,937.10/29,950.20 = 16,656.60/x
  3. Step 3: Cross multiply
    19,937.10x = 29,950.20 × 16,656.60
  4. Step 4: Simplify right side
    19,937.10x = 498,868,501.32
  5. Step 5: Solve for x
    x = 498,868,501.32/19,937.10
  6. Step 6: Final answer
    x = 25,022.12

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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.