Home / 40,054.29-55,272.69-22,148.22

Finding the Fourth Proportional to 40,054.29, 55,272.69 and 22,148.22

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Solution

The fourth proportional to 40,054.29, 55,272.69 and 22,148.22 is: 30,563.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,054.29 : 55,272.69 = 22,148.22 : x
  2. Step 2: Convert to fraction form
    40,054.29/55,272.69 = 22,148.22/x
  3. Step 3: Cross multiply
    40,054.29x = 55,272.69 × 22,148.22
  4. Step 4: Simplify right side
    40,054.29x = 1,224,191,698.11
  5. Step 5: Solve for x
    x = 1,224,191,698.11/40,054.29
  6. Step 6: Final answer
    x = 30,563.31

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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.