Home / 15,017.94-22,509.31-6,127.72

Finding the Fourth Proportional to 15,017.94, 22,509.31 and 6,127.72

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Solution

The fourth proportional to 15,017.94, 22,509.31 and 6,127.72 is: 9,184.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,017.94 : 22,509.31 = 6,127.72 : x
  2. Step 2: Convert to fraction form
    15,017.94/22,509.31 = 6,127.72/x
  3. Step 3: Cross multiply
    15,017.94x = 22,509.31 × 6,127.72
  4. Step 4: Simplify right side
    15,017.94x = 137,930,688.97
  5. Step 5: Solve for x
    x = 137,930,688.97/15,017.94
  6. Step 6: Final answer
    x = 9,184.39

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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.