Home / 12,368.24-17,069.40-7,063.85

Finding the Fourth Proportional to 12,368.24, 17,069.40 and 7,063.85

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Solution

The fourth proportional to 12,368.24, 17,069.40 and 7,063.85 is: 9,748.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,368.24 : 17,069.40 = 7,063.85 : x
  2. Step 2: Convert to fraction form
    12,368.24/17,069.40 = 7,063.85/x
  3. Step 3: Cross multiply
    12,368.24x = 17,069.40 × 7,063.85
  4. Step 4: Simplify right side
    12,368.24x = 120,575,681.19
  5. Step 5: Solve for x
    x = 120,575,681.19/12,368.24
  6. Step 6: Final answer
    x = 9,748.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.