Home / 29,113.98-40,181.53-16,368.21

Finding the Fourth Proportional to 29,113.98, 40,181.53 and 16,368.21

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Solution

The fourth proportional to 29,113.98, 40,181.53 and 16,368.21 is: 22,590.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,113.98 : 40,181.53 = 16,368.21 : x
  2. Step 2: Convert to fraction form
    29,113.98/40,181.53 = 16,368.21/x
  3. Step 3: Cross multiply
    29,113.98x = 40,181.53 × 16,368.21
  4. Step 4: Simplify right side
    29,113.98x = 657,699,721.16
  5. Step 5: Solve for x
    x = 657,699,721.16/29,113.98
  6. Step 6: Final answer
    x = 22,590.51

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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.