Home / 34,627.36-47,775.12-21,184.60

Finding the Fourth Proportional to 34,627.36, 47,775.12 and 21,184.60

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Solution

The fourth proportional to 34,627.36, 47,775.12 and 21,184.60 is: 29,228.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,627.36 : 47,775.12 = 21,184.60 : x
  2. Step 2: Convert to fraction form
    34,627.36/47,775.12 = 21,184.60/x
  3. Step 3: Cross multiply
    34,627.36x = 47,775.12 × 21,184.60
  4. Step 4: Simplify right side
    34,627.36x = 1,012,096,807.15
  5. Step 5: Solve for x
    x = 1,012,096,807.15/34,627.36
  6. Step 6: Final answer
    x = 29,228.24

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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.