Home / 30,123.93-41,569.89-16,695.41

Finding the Fourth Proportional to 30,123.93, 41,569.89 and 16,695.41

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Solution

The fourth proportional to 30,123.93, 41,569.89 and 16,695.41 is: 23,039.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,123.93 : 41,569.89 = 16,695.41 : x
  2. Step 2: Convert to fraction form
    30,123.93/41,569.89 = 16,695.41/x
  3. Step 3: Cross multiply
    30,123.93x = 41,569.89 × 16,695.41
  4. Step 4: Simplify right side
    30,123.93x = 694,026,242.63
  5. Step 5: Solve for x
    x = 694,026,242.63/30,123.93
  6. Step 6: Final answer
    x = 23,039.04

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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.