Home / 30,434.16-45,529.38-26,318.64

Finding the Fourth Proportional to 30,434.16, 45,529.38 and 26,318.64

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Solution

The fourth proportional to 30,434.16, 45,529.38 and 26,318.64 is: 39,372.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,434.16 : 45,529.38 = 26,318.64 : x
  2. Step 2: Convert to fraction form
    30,434.16/45,529.38 = 26,318.64/x
  3. Step 3: Cross multiply
    30,434.16x = 45,529.38 × 26,318.64
  4. Step 4: Simplify right side
    30,434.16x = 1,198,271,361.64
  5. Step 5: Solve for x
    x = 1,198,271,361.64/30,434.16
  6. Step 6: Final answer
    x = 39,372.58

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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.