Home / 15,739.46-23,619.15-14,261.69

Finding the Fourth Proportional to 15,739.46, 23,619.15 and 14,261.69

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Solution

The fourth proportional to 15,739.46, 23,619.15 and 14,261.69 is: 21,401.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,739.46 : 23,619.15 = 14,261.69 : x
  2. Step 2: Convert to fraction form
    15,739.46/23,619.15 = 14,261.69/x
  3. Step 3: Cross multiply
    15,739.46x = 23,619.15 × 14,261.69
  4. Step 4: Simplify right side
    15,739.46x = 336,849,054.41
  5. Step 5: Solve for x
    x = 336,849,054.41/15,739.46
  6. Step 6: Final answer
    x = 21,401.57

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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.