Home / 31,123.36-46,606.19-19,300.22

Finding the Fourth Proportional to 31,123.36, 46,606.19 and 19,300.22

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Solution

The fourth proportional to 31,123.36, 46,606.19 and 19,300.22 is: 28,901.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,123.36 : 46,606.19 = 19,300.22 : x
  2. Step 2: Convert to fraction form
    31,123.36/46,606.19 = 19,300.22/x
  3. Step 3: Cross multiply
    31,123.36x = 46,606.19 × 19,300.22
  4. Step 4: Simplify right side
    31,123.36x = 899,509,720.36
  5. Step 5: Solve for x
    x = 899,509,720.36/31,123.36
  6. Step 6: Final answer
    x = 28,901.43

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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.