Home / 29,328.96-40,464.45-16,580.91

Finding the Fourth Proportional to 29,328.96, 40,464.45 and 16,580.91

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Solution

The fourth proportional to 29,328.96, 40,464.45 and 16,580.91 is: 22,876.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,328.96 : 40,464.45 = 16,580.91 : x
  2. Step 2: Convert to fraction form
    29,328.96/40,464.45 = 16,580.91/x
  3. Step 3: Cross multiply
    29,328.96x = 40,464.45 × 16,580.91
  4. Step 4: Simplify right side
    29,328.96x = 670,937,403.65
  5. Step 5: Solve for x
    x = 670,937,403.65/29,328.96
  6. Step 6: Final answer
    x = 22,876.28

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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.