Home / 30,516.73-45,775.41-14,718.10

Finding the Fourth Proportional to 30,516.73, 45,775.41 and 14,718.10

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Solution

The fourth proportional to 30,516.73, 45,775.41 and 14,718.10 is: 22,077.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,516.73 : 45,775.41 = 14,718.10 : x
  2. Step 2: Convert to fraction form
    30,516.73/45,775.41 = 14,718.10/x
  3. Step 3: Cross multiply
    30,516.73x = 45,775.41 × 14,718.10
  4. Step 4: Simplify right side
    30,516.73x = 673,727,061.92
  5. Step 5: Solve for x
    x = 673,727,061.92/30,516.73
  6. Step 6: Final answer
    x = 22,077.30

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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.