Home / 15,448.05-23,114.65-9,211.45

Finding the Fourth Proportional to 15,448.05, 23,114.65 and 9,211.45

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Solution

The fourth proportional to 15,448.05, 23,114.65 and 9,211.45 is: 13,782.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,448.05 : 23,114.65 = 9,211.45 : x
  2. Step 2: Convert to fraction form
    15,448.05/23,114.65 = 9,211.45/x
  3. Step 3: Cross multiply
    15,448.05x = 23,114.65 × 9,211.45
  4. Step 4: Simplify right side
    15,448.05x = 212,919,442.74
  5. Step 5: Solve for x
    x = 212,919,442.74/15,448.05
  6. Step 6: Final answer
    x = 13,782.93

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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.