Home / 13,258.10-19,886.10-5,862.80

Finding the Fourth Proportional to 13,258.10, 19,886.10 and 5,862.80

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Solution

The fourth proportional to 13,258.10, 19,886.10 and 5,862.80 is: 8,793.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,258.10 : 19,886.10 = 5,862.80 : x
  2. Step 2: Convert to fraction form
    13,258.10/19,886.10 = 5,862.80/x
  3. Step 3: Cross multiply
    13,258.10x = 19,886.10 × 5,862.80
  4. Step 4: Simplify right side
    13,258.10x = 116,588,227.08
  5. Step 5: Solve for x
    x = 116,588,227.08/13,258.10
  6. Step 6: Final answer
    x = 8,793.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.