Home / 32,520.06-48,745.09-21,271.16

Finding the Fourth Proportional to 32,520.06, 48,745.09 and 21,271.16

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Solution

The fourth proportional to 32,520.06, 48,745.09 and 21,271.16 is: 31,883.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,520.06 : 48,745.09 = 21,271.16 : x
  2. Step 2: Convert to fraction form
    32,520.06/48,745.09 = 21,271.16/x
  3. Step 3: Cross multiply
    32,520.06x = 48,745.09 × 21,271.16
  4. Step 4: Simplify right side
    32,520.06x = 1,036,864,482.86
  5. Step 5: Solve for x
    x = 1,036,864,482.86/32,520.06
  6. Step 6: Final answer
    x = 31,883.85

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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.