Home / 31,282.16-46,928.43-10,216.08

Finding the Fourth Proportional to 31,282.16, 46,928.43 and 10,216.08

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Solution

The fourth proportional to 31,282.16, 46,928.43 and 10,216.08 is: 15,325.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,282.16 : 46,928.43 = 10,216.08 : x
  2. Step 2: Convert to fraction form
    31,282.16/46,928.43 = 10,216.08/x
  3. Step 3: Cross multiply
    31,282.16x = 46,928.43 × 10,216.08
  4. Step 4: Simplify right side
    31,282.16x = 479,424,595.15
  5. Step 5: Solve for x
    x = 479,424,595.15/31,282.16
  6. Step 6: Final answer
    x = 15,325.82

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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.