Home / 10,317.39-15,458.87-9,933.45

Finding the Fourth Proportional to 10,317.39, 15,458.87 and 9,933.45

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Solution

The fourth proportional to 10,317.39, 15,458.87 and 9,933.45 is: 14,883.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,317.39 : 15,458.87 = 9,933.45 : x
  2. Step 2: Convert to fraction form
    10,317.39/15,458.87 = 9,933.45/x
  3. Step 3: Cross multiply
    10,317.39x = 15,458.87 × 9,933.45
  4. Step 4: Simplify right side
    10,317.39x = 153,559,862.53
  5. Step 5: Solve for x
    x = 153,559,862.53/10,317.39
  6. Step 6: Final answer
    x = 14,883.60

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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.