Home / 12,328.04-17,012.10-7,023.08

Finding the Fourth Proportional to 12,328.04, 17,012.10 and 7,023.08

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Solution

The fourth proportional to 12,328.04, 17,012.10 and 7,023.08 is: 9,691.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,328.04 : 17,012.10 = 7,023.08 : x
  2. Step 2: Convert to fraction form
    12,328.04/17,012.10 = 7,023.08/x
  3. Step 3: Cross multiply
    12,328.04x = 17,012.10 × 7,023.08
  4. Step 4: Simplify right side
    12,328.04x = 119,477,339.27
  5. Step 5: Solve for x
    x = 119,477,339.27/12,328.04
  6. Step 6: Final answer
    x = 9,691.51

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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.