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Finding the Fourth Proportional to 55,610.16, 83,405.16 and 22,328.88

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Solution

The fourth proportional to 55,610.16, 83,405.16 and 22,328.88 is: 33,489.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,610.16 : 83,405.16 = 22,328.88 : x
  2. Step 2: Convert to fraction form
    55,610.16/83,405.16 = 22,328.88/x
  3. Step 3: Cross multiply
    55,610.16x = 83,405.16 × 22,328.88
  4. Step 4: Simplify right side
    55,610.16x = 1,862,343,809.02
  5. Step 5: Solve for x
    x = 1,862,343,809.02/55,610.16
  6. Step 6: Final answer
    x = 33,489.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.