Home / 32,686.94-45,106.61-19,258.76

Finding the Fourth Proportional to 32,686.94, 45,106.61 and 19,258.76

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Solution

The fourth proportional to 32,686.94, 45,106.61 and 19,258.76 is: 26,576.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,686.94 : 45,106.61 = 19,258.76 : x
  2. Step 2: Convert to fraction form
    32,686.94/45,106.61 = 19,258.76/x
  3. Step 3: Cross multiply
    32,686.94x = 45,106.61 × 19,258.76
  4. Step 4: Simplify right side
    32,686.94x = 868,697,392.88
  5. Step 5: Solve for x
    x = 868,697,392.88/32,686.94
  6. Step 6: Final answer
    x = 26,576.28

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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.