Home / 16,815.47-25,226.28-6,955.51

Finding the Fourth Proportional to 16,815.47, 25,226.28 and 6,955.51

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Solution

The fourth proportional to 16,815.47, 25,226.28 and 6,955.51 is: 10,434.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,815.47 : 25,226.28 = 6,955.51 : x
  2. Step 2: Convert to fraction form
    16,815.47/25,226.28 = 6,955.51/x
  3. Step 3: Cross multiply
    16,815.47x = 25,226.28 × 6,955.51
  4. Step 4: Simplify right side
    16,815.47x = 175,461,724.30
  5. Step 5: Solve for x
    x = 175,461,724.30/16,815.47
  6. Step 6: Final answer
    x = 10,434.54

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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.