Home / 40,054.08-55,274.88-22,149.60

Finding the Fourth Proportional to 40,054.08, 55,274.88 and 22,149.60

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Solution

The fourth proportional to 40,054.08, 55,274.88 and 22,149.60 is: 30,566.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,054.08 : 55,274.88 = 22,149.60 : x
  2. Step 2: Convert to fraction form
    40,054.08/55,274.88 = 22,149.60/x
  3. Step 3: Cross multiply
    40,054.08x = 55,274.88 × 22,149.60
  4. Step 4: Simplify right side
    40,054.08x = 1,224,316,482.05
  5. Step 5: Solve for x
    x = 1,224,316,482.05/40,054.08
  6. Step 6: Final answer
    x = 30,566.59

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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.