Home / 29,686.82-40,967.81-16,258.55

Finding the Fourth Proportional to 29,686.82, 40,967.81 and 16,258.55

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Solution

The fourth proportional to 29,686.82, 40,967.81 and 16,258.55 is: 22,436.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,686.82 : 40,967.81 = 16,258.55 : x
  2. Step 2: Convert to fraction form
    29,686.82/40,967.81 = 16,258.55/x
  3. Step 3: Cross multiply
    29,686.82x = 40,967.81 × 16,258.55
  4. Step 4: Simplify right side
    29,686.82x = 666,077,172.66
  5. Step 5: Solve for x
    x = 666,077,172.66/29,686.82
  6. Step 6: Final answer
    x = 22,436.80

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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.