Home / 30,452.51-42,024.34-17,023.75

Finding the Fourth Proportional to 30,452.51, 42,024.34 and 17,023.75

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Solution

The fourth proportional to 30,452.51, 42,024.34 and 17,023.75 is: 23,492.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,452.51 : 42,024.34 = 17,023.75 : x
  2. Step 2: Convert to fraction form
    30,452.51/42,024.34 = 17,023.75/x
  3. Step 3: Cross multiply
    30,452.51x = 42,024.34 × 17,023.75
  4. Step 4: Simplify right side
    30,452.51x = 715,411,858.08
  5. Step 5: Solve for x
    x = 715,411,858.08/30,452.51
  6. Step 6: Final answer
    x = 23,492.71

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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.