Home / 40,054.16-55,274.44-22,390.16

Finding the Fourth Proportional to 40,054.16, 55,274.44 and 22,390.16

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Solution

The fourth proportional to 40,054.16, 55,274.44 and 22,390.16 is: 30,898.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,054.16 : 55,274.44 = 22,390.16 : x
  2. Step 2: Convert to fraction form
    40,054.16/55,274.44 = 22,390.16/x
  3. Step 3: Cross multiply
    40,054.16x = 55,274.44 × 22,390.16
  4. Step 4: Simplify right side
    40,054.16x = 1,237,603,555.51
  5. Step 5: Solve for x
    x = 1,237,603,555.51/40,054.16
  6. Step 6: Final answer
    x = 30,898.25

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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.