Home / 25,368.12-34,984.62-17,396.28

Finding the Fourth Proportional to 25,368.12, 34,984.62 and 17,396.28

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Solution

The fourth proportional to 25,368.12, 34,984.62 and 17,396.28 is: 23,990.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,368.12 : 34,984.62 = 17,396.28 : x
  2. Step 2: Convert to fraction form
    25,368.12/34,984.62 = 17,396.28/x
  3. Step 3: Cross multiply
    25,368.12x = 34,984.62 × 17,396.28
  4. Step 4: Simplify right side
    25,368.12x = 608,602,245.21
  5. Step 5: Solve for x
    x = 608,602,245.21/25,368.12
  6. Step 6: Final answer
    x = 23,990.83

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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.