Home / 12,967.43-17,888.48-7,586.35

Finding the Fourth Proportional to 12,967.43, 17,888.48 and 7,586.35

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Solution

The fourth proportional to 12,967.43, 17,888.48 and 7,586.35 is: 10,465.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,967.43 : 17,888.48 = 7,586.35 : x
  2. Step 2: Convert to fraction form
    12,967.43/17,888.48 = 7,586.35/x
  3. Step 3: Cross multiply
    12,967.43x = 17,888.48 × 7,586.35
  4. Step 4: Simplify right side
    12,967.43x = 135,708,270.25
  5. Step 5: Solve for x
    x = 135,708,270.25/12,967.43
  6. Step 6: Final answer
    x = 10,465.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.