Home / 13,258.08-19,888.20-4,375.08

Finding the Fourth Proportional to 13,258.08, 19,888.20 and 4,375.08

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Solution

The fourth proportional to 13,258.08, 19,888.20 and 4,375.08 is: 6,562.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,258.08 : 19,888.20 = 4,375.08 : x
  2. Step 2: Convert to fraction form
    13,258.08/19,888.20 = 4,375.08/x
  3. Step 3: Cross multiply
    13,258.08x = 19,888.20 × 4,375.08
  4. Step 4: Simplify right side
    13,258.08x = 87,012,466.06
  5. Step 5: Solve for x
    x = 87,012,466.06/13,258.08
  6. Step 6: Final answer
    x = 6,562.98

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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.