Home / 29,328.21-40,463.42-16,580.16

Finding the Fourth Proportional to 29,328.21, 40,463.42 and 16,580.16

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Solution

The fourth proportional to 29,328.21, 40,463.42 and 16,580.16 is: 22,875.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,328.21 : 40,463.42 = 16,580.16 : x
  2. Step 2: Convert to fraction form
    29,328.21/40,463.42 = 16,580.16/x
  3. Step 3: Cross multiply
    29,328.21x = 40,463.42 × 16,580.16
  4. Step 4: Simplify right side
    29,328.21x = 670,889,894.85
  5. Step 5: Solve for x
    x = 670,889,894.85/29,328.21
  6. Step 6: Final answer
    x = 22,875.24

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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.