Home / 25,148.90-37,723.35-16,400.90

Finding the Fourth Proportional to 25,148.90, 37,723.35 and 16,400.90

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Solution

The fourth proportional to 25,148.90, 37,723.35 and 16,400.90 is: 24,601.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,148.90 : 37,723.35 = 16,400.90 : x
  2. Step 2: Convert to fraction form
    25,148.90/37,723.35 = 16,400.90/x
  3. Step 3: Cross multiply
    25,148.90x = 37,723.35 × 16,400.90
  4. Step 4: Simplify right side
    25,148.90x = 618,696,891.02
  5. Step 5: Solve for x
    x = 618,696,891.02/25,148.90
  6. Step 6: Final answer
    x = 24,601.35

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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.