Home / 45,354.21-68,038.37-23,155.58

Finding the Fourth Proportional to 45,354.21, 68,038.37 and 23,155.58

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Solution

The fourth proportional to 45,354.21, 68,038.37 and 23,155.58 is: 34,736.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,354.21 : 68,038.37 = 23,155.58 : x
  2. Step 2: Convert to fraction form
    45,354.21/68,038.37 = 23,155.58/x
  3. Step 3: Cross multiply
    45,354.21x = 68,038.37 × 23,155.58
  4. Step 4: Simplify right side
    45,354.21x = 1,575,467,463.63
  5. Step 5: Solve for x
    x = 1,575,467,463.63/45,354.21
  6. Step 6: Final answer
    x = 34,736.96

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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.