Home / 19,457.55-26,853.93-11,902.41

Finding the Fourth Proportional to 19,457.55, 26,853.93 and 11,902.41

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Solution

The fourth proportional to 19,457.55, 26,853.93 and 11,902.41 is: 16,426.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,457.55 : 26,853.93 = 11,902.41 : x
  2. Step 2: Convert to fraction form
    19,457.55/26,853.93 = 11,902.41/x
  3. Step 3: Cross multiply
    19,457.55x = 26,853.93 × 11,902.41
  4. Step 4: Simplify right side
    19,457.55x = 319,626,484.97
  5. Step 5: Solve for x
    x = 319,626,484.97/19,457.55
  6. Step 6: Final answer
    x = 16,426.86

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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.