Home / 29,235.74-40,347.42-16,490.99

Finding the Fourth Proportional to 29,235.74, 40,347.42 and 16,490.99

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Solution

The fourth proportional to 29,235.74, 40,347.42 and 16,490.99 is: 22,758.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,235.74 : 40,347.42 = 16,490.99 : x
  2. Step 2: Convert to fraction form
    29,235.74/40,347.42 = 16,490.99/x
  3. Step 3: Cross multiply
    29,235.74x = 40,347.42 × 16,490.99
  4. Step 4: Simplify right side
    29,235.74x = 665,368,938.77
  5. Step 5: Solve for x
    x = 665,368,938.77/29,235.74
  6. Step 6: Final answer
    x = 22,758.76

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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.