Home / 30,623.27-42,256.19-17,873.53

Finding the Fourth Proportional to 30,623.27, 42,256.19 and 17,873.53

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Solution

The fourth proportional to 30,623.27, 42,256.19 and 17,873.53 is: 24,663.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,623.27 : 42,256.19 = 17,873.53 : x
  2. Step 2: Convert to fraction form
    30,623.27/42,256.19 = 17,873.53/x
  3. Step 3: Cross multiply
    30,623.27x = 42,256.19 × 17,873.53
  4. Step 4: Simplify right side
    30,623.27x = 755,267,084.64
  5. Step 5: Solve for x
    x = 755,267,084.64/30,623.27
  6. Step 6: Final answer
    x = 24,663.18

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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.