Home / 31,246.81-46,870.35-7,554.32

Finding the Fourth Proportional to 31,246.81, 46,870.35 and 7,554.32

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Solution

The fourth proportional to 31,246.81, 46,870.35 and 7,554.32 is: 11,331.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,246.81 : 46,870.35 = 7,554.32 : x
  2. Step 2: Convert to fraction form
    31,246.81/46,870.35 = 7,554.32/x
  3. Step 3: Cross multiply
    31,246.81x = 46,870.35 × 7,554.32
  4. Step 4: Simplify right side
    31,246.81x = 354,073,584.64
  5. Step 5: Solve for x
    x = 354,073,584.64/31,246.81
  6. Step 6: Final answer
    x = 11,331.51

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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.