Home / 45,292.16-62,516.40-30,206.72

Finding the Fourth Proportional to 45,292.16, 62,516.40 and 30,206.72

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Solution

The fourth proportional to 45,292.16, 62,516.40 and 30,206.72 is: 41,694.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,292.16 : 62,516.40 = 30,206.72 : x
  2. Step 2: Convert to fraction form
    45,292.16/62,516.40 = 30,206.72/x
  3. Step 3: Cross multiply
    45,292.16x = 62,516.40 × 30,206.72
  4. Step 4: Simplify right side
    45,292.16x = 1,888,415,390.21
  5. Step 5: Solve for x
    x = 1,888,415,390.21/45,292.16
  6. Step 6: Final answer
    x = 41,694.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.