Home / 15,771.36-23,657.04-9,913.44

Finding the Fourth Proportional to 15,771.36, 23,657.04 and 9,913.44

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Solution

The fourth proportional to 15,771.36, 23,657.04 and 9,913.44 is: 14,870.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,771.36 : 23,657.04 = 9,913.44 : x
  2. Step 2: Convert to fraction form
    15,771.36/23,657.04 = 9,913.44/x
  3. Step 3: Cross multiply
    15,771.36x = 23,657.04 × 9,913.44
  4. Step 4: Simplify right side
    15,771.36x = 234,522,646.62
  5. Step 5: Solve for x
    x = 234,522,646.62/15,771.36
  6. Step 6: Final answer
    x = 14,870.16

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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.