Home / 37,027.72-51,051.90-30,904.21

Finding the Fourth Proportional to 37,027.72, 51,051.90 and 30,904.21

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Solution

The fourth proportional to 37,027.72, 51,051.90 and 30,904.21 is: 42,609.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,027.72 : 51,051.90 = 30,904.21 : x
  2. Step 2: Convert to fraction form
    37,027.72/51,051.90 = 30,904.21/x
  3. Step 3: Cross multiply
    37,027.72x = 51,051.90 × 30,904.21
  4. Step 4: Simplify right side
    37,027.72x = 1,577,718,638.50
  5. Step 5: Solve for x
    x = 1,577,718,638.50/37,027.72
  6. Step 6: Final answer
    x = 42,609.12

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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.