Home / 25,720.34-35,497.35-14,390.46

Finding the Fourth Proportional to 25,720.34, 35,497.35 and 14,390.46

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Solution

The fourth proportional to 25,720.34, 35,497.35 and 14,390.46 is: 19,860.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,720.34 : 35,497.35 = 14,390.46 : x
  2. Step 2: Convert to fraction form
    25,720.34/35,497.35 = 14,390.46/x
  3. Step 3: Cross multiply
    25,720.34x = 35,497.35 × 14,390.46
  4. Step 4: Simplify right side
    25,720.34x = 510,823,195.28
  5. Step 5: Solve for x
    x = 510,823,195.28/25,720.34
  6. Step 6: Final answer
    x = 19,860.67

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.