Home / 30,777.27-46,129.45-14,123.26

Finding the Fourth Proportional to 30,777.27, 46,129.45 and 14,123.26

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Solution

The fourth proportional to 30,777.27, 46,129.45 and 14,123.26 is: 21,168.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,777.27 : 46,129.45 = 14,123.26 : x
  2. Step 2: Convert to fraction form
    30,777.27/46,129.45 = 14,123.26/x
  3. Step 3: Cross multiply
    30,777.27x = 46,129.45 × 14,123.26
  4. Step 4: Simplify right side
    30,777.27x = 651,498,216.01
  5. Step 5: Solve for x
    x = 651,498,216.01/30,777.27
  6. Step 6: Final answer
    x = 21,168.16

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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.