Home / 53,175.45-79,775.58-17,634.18

Finding the Fourth Proportional to 53,175.45, 79,775.58 and 17,634.18

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Solution

The fourth proportional to 53,175.45, 79,775.58 and 17,634.18 is: 26,455.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,175.45 : 79,775.58 = 17,634.18 : x
  2. Step 2: Convert to fraction form
    53,175.45/79,775.58 = 17,634.18/x
  3. Step 3: Cross multiply
    53,175.45x = 79,775.58 × 17,634.18
  4. Step 4: Simplify right side
    53,175.45x = 1,406,776,937.32
  5. Step 5: Solve for x
    x = 1,406,776,937.32/53,175.45
  6. Step 6: Final answer
    x = 26,455.38

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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.