Home / 15,389.33-23,098.64-7,999.16

Finding the Fourth Proportional to 15,389.33, 23,098.64 and 7,999.16

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Solution

The fourth proportional to 15,389.33, 23,098.64 and 7,999.16 is: 12,006.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,389.33 : 23,098.64 = 7,999.16 : x
  2. Step 2: Convert to fraction form
    15,389.33/23,098.64 = 7,999.16/x
  3. Step 3: Cross multiply
    15,389.33x = 23,098.64 × 7,999.16
  4. Step 4: Simplify right side
    15,389.33x = 184,769,561.65
  5. Step 5: Solve for x
    x = 184,769,561.65/15,389.33
  6. Step 6: Final answer
    x = 12,006.35

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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.