Home / 45,397.36-68,097.87-15,818.20

Finding the Fourth Proportional to 45,397.36, 68,097.87 and 15,818.20

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Solution

The fourth proportional to 45,397.36, 68,097.87 and 15,818.20 is: 23,727.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,397.36 : 68,097.87 = 15,818.20 : x
  2. Step 2: Convert to fraction form
    45,397.36/68,097.87 = 15,818.20/x
  3. Step 3: Cross multiply
    45,397.36x = 68,097.87 × 15,818.20
  4. Step 4: Simplify right side
    45,397.36x = 1,077,185,727.23
  5. Step 5: Solve for x
    x = 1,077,185,727.23/45,397.36
  6. Step 6: Final answer
    x = 23,727.94

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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.