Home / 14,685.30-20,260.35-9,652.23

Finding the Fourth Proportional to 14,685.30, 20,260.35 and 9,652.23

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Solution

The fourth proportional to 14,685.30, 20,260.35 and 9,652.23 is: 13,316.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,685.30 : 20,260.35 = 9,652.23 : x
  2. Step 2: Convert to fraction form
    14,685.30/20,260.35 = 9,652.23/x
  3. Step 3: Cross multiply
    14,685.30x = 20,260.35 × 9,652.23
  4. Step 4: Simplify right side
    14,685.30x = 195,557,558.08
  5. Step 5: Solve for x
    x = 195,557,558.08/14,685.30
  6. Step 6: Final answer
    x = 13,316.55

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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.