Home / 29,315.60-40,453.12-16,569.87

Finding the Fourth Proportional to 29,315.60, 40,453.12 and 16,569.87

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Solution

The fourth proportional to 29,315.60, 40,453.12 and 16,569.87 is: 22,865.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,315.60 : 40,453.12 = 16,569.87 : x
  2. Step 2: Convert to fraction form
    29,315.60/40,453.12 = 16,569.87/x
  3. Step 3: Cross multiply
    29,315.60x = 40,453.12 × 16,569.87
  4. Step 4: Simplify right side
    29,315.60x = 670,302,939.49
  5. Step 5: Solve for x
    x = 670,302,939.49/29,315.60
  6. Step 6: Final answer
    x = 22,865.06

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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.