Home / 55,684.07-83,541.65-18,270.45

Finding the Fourth Proportional to 55,684.07, 83,541.65 and 18,270.45

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Solution

The fourth proportional to 55,684.07, 83,541.65 and 18,270.45 is: 27,410.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,684.07 : 83,541.65 = 18,270.45 : x
  2. Step 2: Convert to fraction form
    55,684.07/83,541.65 = 18,270.45/x
  3. Step 3: Cross multiply
    55,684.07x = 83,541.65 × 18,270.45
  4. Step 4: Simplify right side
    55,684.07x = 1,526,343,539.24
  5. Step 5: Solve for x
    x = 1,526,343,539.24/55,684.07
  6. Step 6: Final answer
    x = 27,410.78

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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.