Home / 29,017.84-43,486.06-12,355.32

Finding the Fourth Proportional to 29,017.84, 43,486.06 and 12,355.32

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Solution

The fourth proportional to 29,017.84, 43,486.06 and 12,355.32 is: 18,515.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,017.84 : 43,486.06 = 12,355.32 : x
  2. Step 2: Convert to fraction form
    29,017.84/43,486.06 = 12,355.32/x
  3. Step 3: Cross multiply
    29,017.84x = 43,486.06 × 12,355.32
  4. Step 4: Simplify right side
    29,017.84x = 537,284,186.84
  5. Step 5: Solve for x
    x = 537,284,186.84/29,017.84
  6. Step 6: Final answer
    x = 18,515.65

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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.