Home / 9,368.40-14,052.60-8,821.65

Finding the Fourth Proportional to 9,368.40, 14,052.60 and 8,821.65

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Solution

The fourth proportional to 9,368.40, 14,052.60 and 8,821.65 is: 13,232.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,368.40 : 14,052.60 = 8,821.65 : x
  2. Step 2: Convert to fraction form
    9,368.40/14,052.60 = 8,821.65/x
  3. Step 3: Cross multiply
    9,368.40x = 14,052.60 × 8,821.65
  4. Step 4: Simplify right side
    9,368.40x = 123,967,118.79
  5. Step 5: Solve for x
    x = 123,967,118.79/9,368.40
  6. Step 6: Final answer
    x = 13,232.48

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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.