Home / 32,686.74-45,107.28-19,258.56

Finding the Fourth Proportional to 32,686.74, 45,107.28 and 19,258.56

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Solution

The fourth proportional to 32,686.74, 45,107.28 and 19,258.56 is: 26,576.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,686.74 : 45,107.28 = 19,258.56 : x
  2. Step 2: Convert to fraction form
    32,686.74/45,107.28 = 19,258.56/x
  3. Step 3: Cross multiply
    32,686.74x = 45,107.28 × 19,258.56
  4. Step 4: Simplify right side
    32,686.74x = 868,701,258.32
  5. Step 5: Solve for x
    x = 868,701,258.32/32,686.74
  6. Step 6: Final answer
    x = 26,576.56

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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.