Home / 29,051.40-40,089.72-16,478.52

Finding the Fourth Proportional to 29,051.40, 40,089.72 and 16,478.52

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Solution

The fourth proportional to 29,051.40, 40,089.72 and 16,478.52 is: 22,739.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,051.40 : 40,089.72 = 16,478.52 : x
  2. Step 2: Convert to fraction form
    29,051.40/40,089.72 = 16,478.52/x
  3. Step 3: Cross multiply
    29,051.40x = 40,089.72 × 16,478.52
  4. Step 4: Simplify right side
    29,051.40x = 660,619,252.81
  5. Step 5: Solve for x
    x = 660,619,252.81/29,051.40
  6. Step 6: Final answer
    x = 22,739.67

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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.