Home / 30,477.45-42,057.93-17,048.94

Finding the Fourth Proportional to 30,477.45, 42,057.93 and 17,048.94

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Solution

The fourth proportional to 30,477.45, 42,057.93 and 17,048.94 is: 23,527.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,477.45 : 42,057.93 = 17,048.94 : x
  2. Step 2: Convert to fraction form
    30,477.45/42,057.93 = 17,048.94/x
  3. Step 3: Cross multiply
    30,477.45x = 42,057.93 × 17,048.94
  4. Step 4: Simplify right side
    30,477.45x = 717,043,125.09
  5. Step 5: Solve for x
    x = 717,043,125.09/30,477.45
  6. Step 6: Final answer
    x = 23,527.01

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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.