Home / 14,290.02-19,725.30-8,323.56

Finding the Fourth Proportional to 14,290.02, 19,725.30 and 8,323.56

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Solution

The fourth proportional to 14,290.02, 19,725.30 and 8,323.56 is: 11,489.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,290.02 : 19,725.30 = 8,323.56 : x
  2. Step 2: Convert to fraction form
    14,290.02/19,725.30 = 8,323.56/x
  3. Step 3: Cross multiply
    14,290.02x = 19,725.30 × 8,323.56
  4. Step 4: Simplify right side
    14,290.02x = 164,184,718.07
  5. Step 5: Solve for x
    x = 164,184,718.07/14,290.02
  6. Step 6: Final answer
    x = 11,489.47

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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.