Home / 45,448.36-68,203.69-15,866.21

Finding the Fourth Proportional to 45,448.36, 68,203.69 and 15,866.21

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Solution

The fourth proportional to 45,448.36, 68,203.69 and 15,866.21 is: 23,810.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,448.36 : 68,203.69 = 15,866.21 : x
  2. Step 2: Convert to fraction form
    45,448.36/68,203.69 = 15,866.21/x
  3. Step 3: Cross multiply
    45,448.36x = 68,203.69 × 15,866.21
  4. Step 4: Simplify right side
    45,448.36x = 1,082,134,199.16
  5. Step 5: Solve for x
    x = 1,082,134,199.16/45,448.36
  6. Step 6: Final answer
    x = 23,810.19

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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.