Home / 30,140.64-41,592.96-16,712.04

Finding the Fourth Proportional to 30,140.64, 41,592.96 and 16,712.04

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Solution

The fourth proportional to 30,140.64, 41,592.96 and 16,712.04 is: 23,061.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,140.64 : 41,592.96 = 16,712.04 : x
  2. Step 2: Convert to fraction form
    30,140.64/41,592.96 = 16,712.04/x
  3. Step 3: Cross multiply
    30,140.64x = 41,592.96 × 16,712.04
  4. Step 4: Simplify right side
    30,140.64x = 695,103,211.24
  5. Step 5: Solve for x
    x = 695,103,211.24/30,140.64
  6. Step 6: Final answer
    x = 23,061.99

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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.