Home / 57,038.58-85,557.33-15,485.58

Finding the Fourth Proportional to 57,038.58, 85,557.33 and 15,485.58

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Solution

The fourth proportional to 57,038.58, 85,557.33 and 15,485.58 is: 23,228.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,038.58 : 85,557.33 = 15,485.58 : x
  2. Step 2: Convert to fraction form
    57,038.58/85,557.33 = 15,485.58/x
  3. Step 3: Cross multiply
    57,038.58x = 85,557.33 × 15,485.58
  4. Step 4: Simplify right side
    57,038.58x = 1,324,904,878.30
  5. Step 5: Solve for x
    x = 1,324,904,878.30/57,038.58
  6. Step 6: Final answer
    x = 23,228.22

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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.