Home / 30,381.11-41,925.84-16,952.22

Finding the Fourth Proportional to 30,381.11, 41,925.84 and 16,952.22

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Solution

The fourth proportional to 30,381.11, 41,925.84 and 16,952.22 is: 23,394.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,381.11 : 41,925.84 = 16,952.22 : x
  2. Step 2: Convert to fraction form
    30,381.11/41,925.84 = 16,952.22/x
  3. Step 3: Cross multiply
    30,381.11x = 41,925.84 × 16,952.22
  4. Step 4: Simplify right side
    30,381.11x = 710,735,999.79
  5. Step 5: Solve for x
    x = 710,735,999.79/30,381.11
  6. Step 6: Final answer
    x = 23,394.01

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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.