Home / 46,022.72-63,516.16-28,129.64

Finding the Fourth Proportional to 46,022.72, 63,516.16 and 28,129.64

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Solution

The fourth proportional to 46,022.72, 63,516.16 and 28,129.64 is: 38,821.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,022.72 : 63,516.16 = 28,129.64 : x
  2. Step 2: Convert to fraction form
    46,022.72/63,516.16 = 28,129.64/x
  3. Step 3: Cross multiply
    46,022.72x = 63,516.16 × 28,129.64
  4. Step 4: Simplify right side
    46,022.72x = 1,786,686,714.98
  5. Step 5: Solve for x
    x = 1,786,686,714.98/46,022.72
  6. Step 6: Final answer
    x = 38,821.84

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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.