Home / 16,875.50-25,298.90-10,306.31

Finding the Fourth Proportional to 16,875.50, 25,298.90 and 10,306.31

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Solution

The fourth proportional to 16,875.50, 25,298.90 and 10,306.31 is: 15,450.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,875.50 : 25,298.90 = 10,306.31 : x
  2. Step 2: Convert to fraction form
    16,875.50/25,298.90 = 10,306.31/x
  3. Step 3: Cross multiply
    16,875.50x = 25,298.90 × 10,306.31
  4. Step 4: Simplify right side
    16,875.50x = 260,738,205.33
  5. Step 5: Solve for x
    x = 260,738,205.33/16,875.50
  6. Step 6: Final answer
    x = 15,450.69

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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.