Home / 29,471.69-40,670.21-16,895.63

Finding the Fourth Proportional to 29,471.69, 40,670.21 and 16,895.63

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Solution

The fourth proportional to 29,471.69, 40,670.21 and 16,895.63 is: 23,315.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,471.69 : 40,670.21 = 16,895.63 : x
  2. Step 2: Convert to fraction form
    29,471.69/40,670.21 = 16,895.63/x
  3. Step 3: Cross multiply
    29,471.69x = 40,670.21 × 16,895.63
  4. Step 4: Simplify right side
    29,471.69x = 687,148,820.18
  5. Step 5: Solve for x
    x = 687,148,820.18/29,471.69
  6. Step 6: Final answer
    x = 23,315.56

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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.