Home / 29,258.94-40,377.33-15,830.18

Finding the Fourth Proportional to 29,258.94, 40,377.33 and 15,830.18

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Solution

The fourth proportional to 29,258.94, 40,377.33 and 15,830.18 is: 21,845.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,258.94 : 40,377.33 = 15,830.18 : x
  2. Step 2: Convert to fraction form
    29,258.94/40,377.33 = 15,830.18/x
  3. Step 3: Cross multiply
    29,258.94x = 40,377.33 × 15,830.18
  4. Step 4: Simplify right side
    29,258.94x = 639,180,401.82
  5. Step 5: Solve for x
    x = 639,180,401.82/29,258.94
  6. Step 6: Final answer
    x = 21,845.64

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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.