Home / 25,368.89-35,012.78-14,611.67

Finding the Fourth Proportional to 25,368.89, 35,012.78 and 14,611.67

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Solution

The fourth proportional to 25,368.89, 35,012.78 and 14,611.67 is: 20,166.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,368.89 : 35,012.78 = 14,611.67 : x
  2. Step 2: Convert to fraction form
    25,368.89/35,012.78 = 14,611.67/x
  3. Step 3: Cross multiply
    25,368.89x = 35,012.78 × 14,611.67
  4. Step 4: Simplify right side
    25,368.89x = 511,595,311.20
  5. Step 5: Solve for x
    x = 511,595,311.20/25,368.89
  6. Step 6: Final answer
    x = 20,166.25

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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.