Home / 19,435.66-26,869.05-19,258.07

Finding the Fourth Proportional to 19,435.66, 26,869.05 and 19,258.07

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Solution

The fourth proportional to 19,435.66, 26,869.05 and 19,258.07 is: 26,623.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,435.66 : 26,869.05 = 19,258.07 : x
  2. Step 2: Convert to fraction form
    19,435.66/26,869.05 = 19,258.07/x
  3. Step 3: Cross multiply
    19,435.66x = 26,869.05 × 19,258.07
  4. Step 4: Simplify right side
    19,435.66x = 517,445,911.39
  5. Step 5: Solve for x
    x = 517,445,911.39/19,435.66
  6. Step 6: Final answer
    x = 26,623.54

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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.