Home / 12,088.44-18,134.34-4,295.40

Finding the Fourth Proportional to 12,088.44, 18,134.34 and 4,295.40

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Solution

The fourth proportional to 12,088.44, 18,134.34 and 4,295.40 is: 6,443.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,088.44 : 18,134.34 = 4,295.40 : x
  2. Step 2: Convert to fraction form
    12,088.44/18,134.34 = 4,295.40/x
  3. Step 3: Cross multiply
    12,088.44x = 18,134.34 × 4,295.40
  4. Step 4: Simplify right side
    12,088.44x = 77,894,244.04
  5. Step 5: Solve for x
    x = 77,894,244.04/12,088.44
  6. Step 6: Final answer
    x = 6,443.70

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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.