Home / 46,349.40-69,470.40-21,336.96

Finding the Fourth Proportional to 46,349.40, 69,470.40 and 21,336.96

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Solution

The fourth proportional to 46,349.40, 69,470.40 and 21,336.96 is: 31,980.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,349.40 : 69,470.40 = 21,336.96 : x
  2. Step 2: Convert to fraction form
    46,349.40/69,470.40 = 21,336.96/x
  3. Step 3: Cross multiply
    46,349.40x = 69,470.40 × 21,336.96
  4. Step 4: Simplify right side
    46,349.40x = 1,482,287,145.98
  5. Step 5: Solve for x
    x = 1,482,287,145.98/46,349.40
  6. Step 6: Final answer
    x = 31,980.72

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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.