Home / 43,055.64-64,523.32-20,863.13

Finding the Fourth Proportional to 43,055.64, 64,523.32 and 20,863.13

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Solution

The fourth proportional to 43,055.64, 64,523.32 and 20,863.13 is: 31,265.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,055.64 : 64,523.32 = 20,863.13 : x
  2. Step 2: Convert to fraction form
    43,055.64/64,523.32 = 20,863.13/x
  3. Step 3: Cross multiply
    43,055.64x = 64,523.32 × 20,863.13
  4. Step 4: Simplify right side
    43,055.64x = 1,346,158,038.42
  5. Step 5: Solve for x
    x = 1,346,158,038.42/43,055.64
  6. Step 6: Final answer
    x = 31,265.54

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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.