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Finding the Fourth Proportional to 25,993.65, 35,871.60 and 14,663.67

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Solution

The fourth proportional to 25,993.65, 35,871.60 and 14,663.67 is: 20,236.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,993.65 : 35,871.60 = 14,663.67 : x
  2. Step 2: Convert to fraction form
    25,993.65/35,871.60 = 14,663.67/x
  3. Step 3: Cross multiply
    25,993.65x = 35,871.60 × 14,663.67
  4. Step 4: Simplify right side
    25,993.65x = 526,009,304.77
  5. Step 5: Solve for x
    x = 526,009,304.77/25,993.65
  6. Step 6: Final answer
    x = 20,236.07

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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.