Home / 25,742.63-35,525.43-14,411.84

Finding the Fourth Proportional to 25,742.63, 35,525.43 and 14,411.84

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Solution

The fourth proportional to 25,742.63, 35,525.43 and 14,411.84 is: 19,888.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,742.63 : 35,525.43 = 14,411.84 : x
  2. Step 2: Convert to fraction form
    25,742.63/35,525.43 = 14,411.84/x
  3. Step 3: Cross multiply
    25,742.63x = 35,525.43 × 14,411.84
  4. Step 4: Simplify right side
    25,742.63x = 511,986,635.46
  5. Step 5: Solve for x
    x = 511,986,635.46/25,742.63
  6. Step 6: Final answer
    x = 19,888.67

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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.