Home / 29,317.92-43,987.95-17,639.34

Finding the Fourth Proportional to 29,317.92, 43,987.95 and 17,639.34

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Solution

The fourth proportional to 29,317.92, 43,987.95 and 17,639.34 is: 26,465.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,317.92 : 43,987.95 = 17,639.34 : x
  2. Step 2: Convert to fraction form
    29,317.92/43,987.95 = 17,639.34/x
  3. Step 3: Cross multiply
    29,317.92x = 43,987.95 × 17,639.34
  4. Step 4: Simplify right side
    29,317.92x = 775,918,405.95
  5. Step 5: Solve for x
    x = 775,918,405.95/29,317.92
  6. Step 6: Final answer
    x = 26,465.67

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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.