Home / 51,518.48-77,282.04-16,457.36

Finding the Fourth Proportional to 51,518.48, 77,282.04 and 16,457.36

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Solution

The fourth proportional to 51,518.48, 77,282.04 and 16,457.36 is: 24,687.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,518.48 : 77,282.04 = 16,457.36 : x
  2. Step 2: Convert to fraction form
    51,518.48/77,282.04 = 16,457.36/x
  3. Step 3: Cross multiply
    51,518.48x = 77,282.04 × 16,457.36
  4. Step 4: Simplify right side
    51,518.48x = 1,271,858,353.81
  5. Step 5: Solve for x
    x = 1,271,858,353.81/51,518.48
  6. Step 6: Final answer
    x = 24,687.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.