Home / 12,995.10-19,492.65-8,048.70

Finding the Fourth Proportional to 12,995.10, 19,492.65 and 8,048.70

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Solution

The fourth proportional to 12,995.10, 19,492.65 and 8,048.70 is: 12,073.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,995.10 : 19,492.65 = 8,048.70 : x
  2. Step 2: Convert to fraction form
    12,995.10/19,492.65 = 8,048.70/x
  3. Step 3: Cross multiply
    12,995.10x = 19,492.65 × 8,048.70
  4. Step 4: Simplify right side
    12,995.10x = 156,890,492.06
  5. Step 5: Solve for x
    x = 156,890,492.06/12,995.10
  6. Step 6: Final answer
    x = 12,073.05

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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.