Home / 40,507.02-55,899.59-22,601.84

Finding the Fourth Proportional to 40,507.02, 55,899.59 and 22,601.84

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Solution

The fourth proportional to 40,507.02, 55,899.59 and 22,601.84 is: 31,190.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,507.02 : 55,899.59 = 22,601.84 : x
  2. Step 2: Convert to fraction form
    40,507.02/55,899.59 = 22,601.84/x
  3. Step 3: Cross multiply
    40,507.02x = 55,899.59 × 22,601.84
  4. Step 4: Simplify right side
    40,507.02x = 1,263,433,196.74
  5. Step 5: Solve for x
    x = 1,263,433,196.74/40,507.02
  6. Step 6: Final answer
    x = 31,190.48

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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.