Home / 27,585.58-38,070.90-16,258.72

Finding the Fourth Proportional to 27,585.58, 38,070.90 and 16,258.72

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Solution

The fourth proportional to 27,585.58, 38,070.90 and 16,258.72 is: 22,438.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,585.58 : 38,070.90 = 16,258.72 : x
  2. Step 2: Convert to fraction form
    27,585.58/38,070.90 = 16,258.72/x
  3. Step 3: Cross multiply
    27,585.58x = 38,070.90 × 16,258.72
  4. Step 4: Simplify right side
    27,585.58x = 618,984,103.25
  5. Step 5: Solve for x
    x = 618,984,103.25/27,585.58
  6. Step 6: Final answer
    x = 22,438.68

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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.