Home / 15,345.94-23,018.84-4,252.59

Finding the Fourth Proportional to 15,345.94, 23,018.84 and 4,252.59

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Solution

The fourth proportional to 15,345.94, 23,018.84 and 4,252.59 is: 6,378.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,345.94 : 23,018.84 = 4,252.59 : x
  2. Step 2: Convert to fraction form
    15,345.94/23,018.84 = 4,252.59/x
  3. Step 3: Cross multiply
    15,345.94x = 23,018.84 × 4,252.59
  4. Step 4: Simplify right side
    15,345.94x = 97,889,769.80
  5. Step 5: Solve for x
    x = 97,889,769.80/15,345.94
  6. Step 6: Final answer
    x = 6,378.87

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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.