Home / 30,453.51-42,025.72-17,024.75

Finding the Fourth Proportional to 30,453.51, 42,025.72 and 17,024.75

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Solution

The fourth proportional to 30,453.51, 42,025.72 and 17,024.75 is: 23,494.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,453.51 : 42,025.72 = 17,024.75 : x
  2. Step 2: Convert to fraction form
    30,453.51/42,025.72 = 17,024.75/x
  3. Step 3: Cross multiply
    30,453.51x = 42,025.72 × 17,024.75
  4. Step 4: Simplify right side
    30,453.51x = 715,477,376.57
  5. Step 5: Solve for x
    x = 715,477,376.57/30,453.51
  6. Step 6: Final answer
    x = 23,494.09

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Double scale
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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.