Home / 12,693.23-19,039.60-4,373.06

Finding the Fourth Proportional to 12,693.23, 19,039.60 and 4,373.06

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Solution

The fourth proportional to 12,693.23, 19,039.60 and 4,373.06 is: 6,559.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,693.23 : 19,039.60 = 4,373.06 : x
  2. Step 2: Convert to fraction form
    12,693.23/19,039.60 = 4,373.06/x
  3. Step 3: Cross multiply
    12,693.23x = 19,039.60 × 4,373.06
  4. Step 4: Simplify right side
    12,693.23x = 83,261,381.02
  5. Step 5: Solve for x
    x = 83,261,381.02/12,693.23
  6. Step 6: Final answer
    x = 6,559.51

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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.