Home / 30,315.53-41,835.47-17,571.19

Finding the Fourth Proportional to 30,315.53, 41,835.47 and 17,571.19

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Solution

The fourth proportional to 30,315.53, 41,835.47 and 17,571.19 is: 24,248.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,315.53 : 41,835.47 = 17,571.19 : x
  2. Step 2: Convert to fraction form
    30,315.53/41,835.47 = 17,571.19/x
  3. Step 3: Cross multiply
    30,315.53x = 41,835.47 × 17,571.19
  4. Step 4: Simplify right side
    30,315.53x = 735,098,992.11
  5. Step 5: Solve for x
    x = 735,098,992.11/30,315.53
  6. Step 6: Final answer
    x = 24,248.26

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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.