Home / 30,824.36-42,534.42-17,396.36

Finding the Fourth Proportional to 30,824.36, 42,534.42 and 17,396.36

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Solution

The fourth proportional to 30,824.36, 42,534.42 and 17,396.36 is: 24,005.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,824.36 : 42,534.42 = 17,396.36 : x
  2. Step 2: Convert to fraction form
    30,824.36/42,534.42 = 17,396.36/x
  3. Step 3: Cross multiply
    30,824.36x = 42,534.42 × 17,396.36
  4. Step 4: Simplify right side
    30,824.36x = 739,944,082.71
  5. Step 5: Solve for x
    x = 739,944,082.71/30,824.36
  6. Step 6: Final answer
    x = 24,005.17

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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.