Home / 31,453.05-43,368.84-25,074.65

Finding the Fourth Proportional to 31,453.05, 43,368.84 and 25,074.65

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Solution

The fourth proportional to 31,453.05, 43,368.84 and 25,074.65 is: 34,574.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,453.05 : 43,368.84 = 25,074.65 : x
  2. Step 2: Convert to fraction form
    31,453.05/43,368.84 = 25,074.65/x
  3. Step 3: Cross multiply
    31,453.05x = 43,368.84 × 25,074.65
  4. Step 4: Simplify right side
    31,453.05x = 1,087,458,483.91
  5. Step 5: Solve for x
    x = 1,087,458,483.91/31,453.05
  6. Step 6: Final answer
    x = 34,574.02

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1.5x scale

Why These Related Problems?

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