Home / 37,190.30-51,342.63-28,673.74

Finding the Fourth Proportional to 37,190.30, 51,342.63 and 28,673.74

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Solution

The fourth proportional to 37,190.30, 51,342.63 and 28,673.74 is: 39,585.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,190.30 : 51,342.63 = 28,673.74 : x
  2. Step 2: Convert to fraction form
    37,190.30/51,342.63 = 28,673.74/x
  3. Step 3: Cross multiply
    37,190.30x = 51,342.63 × 28,673.74
  4. Step 4: Simplify right side
    37,190.30x = 1,472,184,966.82
  5. Step 5: Solve for x
    x = 1,472,184,966.82/37,190.30
  6. Step 6: Final answer
    x = 39,585.19

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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.