Home / 32,864.40-49,296.60-12,085.20

Finding the Fourth Proportional to 32,864.40, 49,296.60 and 12,085.20

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Solution

The fourth proportional to 32,864.40, 49,296.60 and 12,085.20 is: 18,127.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,864.40 : 49,296.60 = 12,085.20 : x
  2. Step 2: Convert to fraction form
    32,864.40/49,296.60 = 12,085.20/x
  3. Step 3: Cross multiply
    32,864.40x = 49,296.60 × 12,085.20
  4. Step 4: Simplify right side
    32,864.40x = 595,759,270.32
  5. Step 5: Solve for x
    x = 595,759,270.32/32,864.40
  6. Step 6: Final answer
    x = 18,127.80

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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.