Home / 14,000.23-19,320.83-7,950.16

Finding the Fourth Proportional to 14,000.23, 19,320.83 and 7,950.16

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Solution

The fourth proportional to 14,000.23, 19,320.83 and 7,950.16 is: 10,971.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,000.23 : 19,320.83 = 7,950.16 : x
  2. Step 2: Convert to fraction form
    14,000.23/19,320.83 = 7,950.16/x
  3. Step 3: Cross multiply
    14,000.23x = 19,320.83 × 7,950.16
  4. Step 4: Simplify right side
    14,000.23x = 153,603,689.83
  5. Step 5: Solve for x
    x = 153,603,689.83/14,000.23
  6. Step 6: Final answer
    x = 10,971.51

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Double scale
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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.