Home / 30,464.68-45,689.67-10,471.84

Finding the Fourth Proportional to 30,464.68, 45,689.67 and 10,471.84

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Solution

The fourth proportional to 30,464.68, 45,689.67 and 10,471.84 is: 15,705.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,464.68 : 45,689.67 = 10,471.84 : x
  2. Step 2: Convert to fraction form
    30,464.68/45,689.67 = 10,471.84/x
  3. Step 3: Cross multiply
    30,464.68x = 45,689.67 × 10,471.84
  4. Step 4: Simplify right side
    30,464.68x = 478,454,913.89
  5. Step 5: Solve for x
    x = 478,454,913.89/30,464.68
  6. Step 6: Final answer
    x = 15,705.23

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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.