Home / 37,209.60-55,738.80-23,126.40

Finding the Fourth Proportional to 37,209.60, 55,738.80 and 23,126.40

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Solution

The fourth proportional to 37,209.60, 55,738.80 and 23,126.40 is: 34,642.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,209.60 : 55,738.80 = 23,126.40 : x
  2. Step 2: Convert to fraction form
    37,209.60/55,738.80 = 23,126.40/x
  3. Step 3: Cross multiply
    37,209.60x = 55,738.80 × 23,126.40
  4. Step 4: Simplify right side
    37,209.60x = 1,289,037,784.32
  5. Step 5: Solve for x
    x = 1,289,037,784.32/37,209.60
  6. Step 6: Final answer
    x = 34,642.61

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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.