Home / 27,585.51-38,070.81-16,258.67

Finding the Fourth Proportional to 27,585.51, 38,070.81 and 16,258.67

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Solution

The fourth proportional to 27,585.51, 38,070.81 and 16,258.67 is: 22,438.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,585.51 : 38,070.81 = 16,258.67 : x
  2. Step 2: Convert to fraction form
    27,585.51/38,070.81 = 16,258.67/x
  3. Step 3: Cross multiply
    27,585.51x = 38,070.81 × 16,258.67
  4. Step 4: Simplify right side
    27,585.51x = 618,980,546.07
  5. Step 5: Solve for x
    x = 618,980,546.07/27,585.51
  6. Step 6: Final answer
    x = 22,438.61

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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.