Home / 34,412.40-51,628.32-14,431.32

Finding the Fourth Proportional to 34,412.40, 51,628.32 and 14,431.32

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Solution

The fourth proportional to 34,412.40, 51,628.32 and 14,431.32 is: 21,651.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,412.40 : 51,628.32 = 14,431.32 : x
  2. Step 2: Convert to fraction form
    34,412.40/51,628.32 = 14,431.32/x
  3. Step 3: Cross multiply
    34,412.40x = 51,628.32 × 14,431.32
  4. Step 4: Simplify right side
    34,412.40x = 745,064,806.98
  5. Step 5: Solve for x
    x = 745,064,806.98/34,412.40
  6. Step 6: Final answer
    x = 21,651.06

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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.