Home / 29,313.18-43,973.46-9,315.54

Finding the Fourth Proportional to 29,313.18, 43,973.46 and 9,315.54

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Solution

The fourth proportional to 29,313.18, 43,973.46 and 9,315.54 is: 13,974.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,313.18 : 43,973.46 = 9,315.54 : x
  2. Step 2: Convert to fraction form
    29,313.18/43,973.46 = 9,315.54/x
  3. Step 3: Cross multiply
    29,313.18x = 43,973.46 × 9,315.54
  4. Step 4: Simplify right side
    29,313.18x = 409,636,525.57
  5. Step 5: Solve for x
    x = 409,636,525.57/29,313.18
  6. Step 6: Final answer
    x = 13,974.48

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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.