Home / 29,228.96-40,335.96-15,800.17

Finding the Fourth Proportional to 29,228.96, 40,335.96 and 15,800.17

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Solution

The fourth proportional to 29,228.96, 40,335.96 and 15,800.17 is: 21,804.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,228.96 : 40,335.96 = 15,800.17 : x
  2. Step 2: Convert to fraction form
    29,228.96/40,335.96 = 15,800.17/x
  3. Step 3: Cross multiply
    29,228.96x = 40,335.96 × 15,800.17
  4. Step 4: Simplify right side
    29,228.96x = 637,314,823.43
  5. Step 5: Solve for x
    x = 637,314,823.43/29,228.96
  6. Step 6: Final answer
    x = 21,804.23

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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.