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Finding the Fourth Proportional to 55,655.61, 83,482.51 and 17,704.34

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Solution

The fourth proportional to 55,655.61, 83,482.51 and 17,704.34 is: 26,556.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,655.61 : 83,482.51 = 17,704.34 : x
  2. Step 2: Convert to fraction form
    55,655.61/83,482.51 = 17,704.34/x
  3. Step 3: Cross multiply
    55,655.61x = 83,482.51 × 17,704.34
  4. Step 4: Simplify right side
    55,655.61x = 1,478,002,741.09
  5. Step 5: Solve for x
    x = 1,478,002,741.09/55,655.61
  6. Step 6: Final answer
    x = 26,556.22

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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.