Home / 12,351.04-18,526.48-3,117.04

Finding the Fourth Proportional to 12,351.04, 18,526.48 and 3,117.04

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Solution

The fourth proportional to 12,351.04, 18,526.48 and 3,117.04 is: 4,675.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,351.04 : 18,526.48 = 3,117.04 : x
  2. Step 2: Convert to fraction form
    12,351.04/18,526.48 = 3,117.04/x
  3. Step 3: Cross multiply
    12,351.04x = 18,526.48 × 3,117.04
  4. Step 4: Simplify right side
    12,351.04x = 57,747,779.22
  5. Step 5: Solve for x
    x = 57,747,779.22/12,351.04
  6. Step 6: Final answer
    x = 4,675.54

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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.