Home / 31,855.16-47,784.56-9,669.26

Finding the Fourth Proportional to 31,855.16, 47,784.56 and 9,669.26

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Solution

The fourth proportional to 31,855.16, 47,784.56 and 9,669.26 is: 14,504.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,855.16 : 47,784.56 = 9,669.26 : x
  2. Step 2: Convert to fraction form
    31,855.16/47,784.56 = 9,669.26/x
  3. Step 3: Cross multiply
    31,855.16x = 47,784.56 × 9,669.26
  4. Step 4: Simplify right side
    31,855.16x = 462,041,047.36
  5. Step 5: Solve for x
    x = 462,041,047.36/31,855.16
  6. Step 6: Final answer
    x = 14,504.44

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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.