Home / 19,571.40-29,305.26-10,309.32

Finding the Fourth Proportional to 19,571.40, 29,305.26 and 10,309.32

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Solution

The fourth proportional to 19,571.40, 29,305.26 and 10,309.32 is: 15,436.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,571.40 : 29,305.26 = 10,309.32 : x
  2. Step 2: Convert to fraction form
    19,571.40/29,305.26 = 10,309.32/x
  3. Step 3: Cross multiply
    19,571.40x = 29,305.26 × 10,309.32
  4. Step 4: Simplify right side
    19,571.40x = 302,117,303.02
  5. Step 5: Solve for x
    x = 302,117,303.02/19,571.40
  6. Step 6: Final answer
    x = 15,436.67

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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.