Home / 40,088.98-55,322.90-22,185.22

Finding the Fourth Proportional to 40,088.98, 55,322.90 and 22,185.22

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Solution

The fourth proportional to 40,088.98, 55,322.90 and 22,185.22 is: 30,615.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,088.98 : 55,322.90 = 22,185.22 : x
  2. Step 2: Convert to fraction form
    40,088.98/55,322.90 = 22,185.22/x
  3. Step 3: Cross multiply
    40,088.98x = 55,322.90 × 22,185.22
  4. Step 4: Simplify right side
    40,088.98x = 1,227,350,707.54
  5. Step 5: Solve for x
    x = 1,227,350,707.54/40,088.98
  6. Step 6: Final answer
    x = 30,615.66

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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.