Home / 29,336.40-40,484.16-16,415.67

Finding the Fourth Proportional to 29,336.40, 40,484.16 and 16,415.67

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Solution

The fourth proportional to 29,336.40, 40,484.16 and 16,415.67 is: 22,653.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,336.40 : 40,484.16 = 16,415.67 : x
  2. Step 2: Convert to fraction form
    29,336.40/40,484.16 = 16,415.67/x
  3. Step 3: Cross multiply
    29,336.40x = 40,484.16 × 16,415.67
  4. Step 4: Simplify right side
    29,336.40x = 664,574,610.79
  5. Step 5: Solve for x
    x = 664,574,610.79/29,336.40
  6. Step 6: Final answer
    x = 22,653.58

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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.