Home / 31,624.36-43,646.25-19,048.84

Finding the Fourth Proportional to 31,624.36, 43,646.25 and 19,048.84

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Solution

The fourth proportional to 31,624.36, 43,646.25 and 19,048.84 is: 26,290.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,624.36 : 43,646.25 = 19,048.84 : x
  2. Step 2: Convert to fraction form
    31,624.36/43,646.25 = 19,048.84/x
  3. Step 3: Cross multiply
    31,624.36x = 43,646.25 × 19,048.84
  4. Step 4: Simplify right side
    31,624.36x = 831,410,432.85
  5. Step 5: Solve for x
    x = 831,410,432.85/31,624.36
  6. Step 6: Final answer
    x = 26,290.19

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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.