Home / 46,548.36-69,811.20-13,271.40

Finding the Fourth Proportional to 46,548.36, 69,811.20 and 13,271.40

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Solution

The fourth proportional to 46,548.36, 69,811.20 and 13,271.40 is: 19,903.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,548.36 : 69,811.20 = 13,271.40 : x
  2. Step 2: Convert to fraction form
    46,548.36/69,811.20 = 13,271.40/x
  3. Step 3: Cross multiply
    46,548.36x = 69,811.20 × 13,271.40
  4. Step 4: Simplify right side
    46,548.36x = 926,492,359.68
  5. Step 5: Solve for x
    x = 926,492,359.68/46,548.36
  6. Step 6: Final answer
    x = 19,903.87

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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.