Home / 19,316.35-26,657.21-11,359.32

Finding the Fourth Proportional to 19,316.35, 26,657.21 and 11,359.32

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Solution

The fourth proportional to 19,316.35, 26,657.21 and 11,359.32 is: 15,676.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,316.35 : 26,657.21 = 11,359.32 : x
  2. Step 2: Convert to fraction form
    19,316.35/26,657.21 = 11,359.32/x
  3. Step 3: Cross multiply
    19,316.35x = 26,657.21 × 11,359.32
  4. Step 4: Simplify right side
    19,316.35x = 302,807,778.70
  5. Step 5: Solve for x
    x = 302,807,778.70/19,316.35
  6. Step 6: Final answer
    x = 15,676.24

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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.