Home / 30,124.71-41,569.40-16,692.43

Finding the Fourth Proportional to 30,124.71, 41,569.40 and 16,692.43

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Solution

The fourth proportional to 30,124.71, 41,569.40 and 16,692.43 is: 23,034.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,124.71 : 41,569.40 = 16,692.43 : x
  2. Step 2: Convert to fraction form
    30,124.71/41,569.40 = 16,692.43/x
  3. Step 3: Cross multiply
    30,124.71x = 41,569.40 × 16,692.43
  4. Step 4: Simplify right side
    30,124.71x = 693,894,315.39
  5. Step 5: Solve for x
    x = 693,894,315.39/30,124.71
  6. Step 6: Final answer
    x = 23,034.06

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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.