Home / 30,950.63-42,709.64-17,523.39

Finding the Fourth Proportional to 30,950.63, 42,709.64 and 17,523.39

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Solution

The fourth proportional to 30,950.63, 42,709.64 and 17,523.39 is: 24,181.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,950.63 : 42,709.64 = 17,523.39 : x
  2. Step 2: Convert to fraction form
    30,950.63/42,709.64 = 17,523.39/x
  3. Step 3: Cross multiply
    30,950.63x = 42,709.64 × 17,523.39
  4. Step 4: Simplify right side
    30,950.63x = 748,417,678.48
  5. Step 5: Solve for x
    x = 748,417,678.48/30,950.63
  6. Step 6: Final answer
    x = 24,181.02

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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.