Home / 45,350.40-68,030.08-14,186.24

Finding the Fourth Proportional to 45,350.40, 68,030.08 and 14,186.24

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Solution

The fourth proportional to 45,350.40, 68,030.08 and 14,186.24 is: 21,280.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,350.40 : 68,030.08 = 14,186.24 : x
  2. Step 2: Convert to fraction form
    45,350.40/68,030.08 = 14,186.24/x
  3. Step 3: Cross multiply
    45,350.40x = 68,030.08 × 14,186.24
  4. Step 4: Simplify right side
    45,350.40x = 965,091,042.10
  5. Step 5: Solve for x
    x = 965,091,042.10/45,350.40
  6. Step 6: Final answer
    x = 21,280.76

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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.