Home / 16,686.65-25,030.80-4,998.75

Finding the Fourth Proportional to 16,686.65, 25,030.80 and 4,998.75

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Solution

The fourth proportional to 16,686.65, 25,030.80 and 4,998.75 is: 7,498.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,686.65 : 25,030.80 = 4,998.75 : x
  2. Step 2: Convert to fraction form
    16,686.65/25,030.80 = 4,998.75/x
  3. Step 3: Cross multiply
    16,686.65x = 25,030.80 × 4,998.75
  4. Step 4: Simplify right side
    16,686.65x = 125,122,711.50
  5. Step 5: Solve for x
    x = 125,122,711.50/16,686.65
  6. Step 6: Final answer
    x = 7,498.37

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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.