Home / 45,973.08-68,959.86-18,271.16

Finding the Fourth Proportional to 45,973.08, 68,959.86 and 18,271.16

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Solution

The fourth proportional to 45,973.08, 68,959.86 and 18,271.16 is: 27,406.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,973.08 : 68,959.86 = 18,271.16 : x
  2. Step 2: Convert to fraction form
    45,973.08/68,959.86 = 18,271.16/x
  3. Step 3: Cross multiply
    45,973.08x = 68,959.86 × 18,271.16
  4. Step 4: Simplify right side
    45,973.08x = 1,259,976,635.64
  5. Step 5: Solve for x
    x = 1,259,976,635.64/45,973.08
  6. Step 6: Final answer
    x = 27,406.84

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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.