Home / 30,871.08-46,313.06-17,550.20

Finding the Fourth Proportional to 30,871.08, 46,313.06 and 17,550.20

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Solution

The fourth proportional to 30,871.08, 46,313.06 and 17,550.20 is: 26,328.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,871.08 : 46,313.06 = 17,550.20 : x
  2. Step 2: Convert to fraction form
    30,871.08/46,313.06 = 17,550.20/x
  3. Step 3: Cross multiply
    30,871.08x = 46,313.06 × 17,550.20
  4. Step 4: Simplify right side
    30,871.08x = 812,803,493.64
  5. Step 5: Solve for x
    x = 812,803,493.64/30,871.08
  6. Step 6: Final answer
    x = 26,328.96

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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.