Home / 30,816.48-46,187.76-17,677.92

Finding the Fourth Proportional to 30,816.48, 46,187.76 and 17,677.92

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Solution

The fourth proportional to 30,816.48, 46,187.76 and 17,677.92 is: 26,495.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,816.48 : 46,187.76 = 17,677.92 : x
  2. Step 2: Convert to fraction form
    30,816.48/46,187.76 = 17,677.92/x
  3. Step 3: Cross multiply
    30,816.48x = 46,187.76 × 17,677.92
  4. Step 4: Simplify right side
    30,816.48x = 816,503,526.26
  5. Step 5: Solve for x
    x = 816,503,526.26/30,816.48
  6. Step 6: Final answer
    x = 26,495.68

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1.5x scale

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.