Home / 45,807.12-68,666.94-14,622.12

Finding the Fourth Proportional to 45,807.12, 68,666.94 and 14,622.12

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Solution

The fourth proportional to 45,807.12, 68,666.94 and 14,622.12 is: 21,919.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,807.12 : 68,666.94 = 14,622.12 : x
  2. Step 2: Convert to fraction form
    45,807.12/68,666.94 = 14,622.12/x
  3. Step 3: Cross multiply
    45,807.12x = 68,666.94 × 14,622.12
  4. Step 4: Simplify right side
    45,807.12x = 1,004,056,236.71
  5. Step 5: Solve for x
    x = 1,004,056,236.71/45,807.12
  6. Step 6: Final answer
    x = 21,919.22

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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.