Home / 15,381.10-23,071.62-7,055.60

Finding the Fourth Proportional to 15,381.10, 23,071.62 and 7,055.60

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Solution

The fourth proportional to 15,381.10, 23,071.62 and 7,055.60 is: 10,583.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,381.10 : 23,071.62 = 7,055.60 : x
  2. Step 2: Convert to fraction form
    15,381.10/23,071.62 = 7,055.60/x
  3. Step 3: Cross multiply
    15,381.10x = 23,071.62 × 7,055.60
  4. Step 4: Simplify right side
    15,381.10x = 162,784,122.07
  5. Step 5: Solve for x
    x = 162,784,122.07/15,381.10
  6. Step 6: Final answer
    x = 10,583.39

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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.