Home / 29,492.98-40,741.59-20,536

Finding the Fourth Proportional to 29,492.98, 40,741.59 and 20,536

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Solution

The fourth proportional to 29,492.98, 40,741.59 and 20,536 is: 28,368.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,492.98 : 40,741.59 = 20,536 : x
  2. Step 2: Convert to fraction form
    29,492.98/40,741.59 = 20,536/x
  3. Step 3: Cross multiply
    29,492.98x = 40,741.59 × 20,536
  4. Step 4: Simplify right side
    29,492.98x = 836,669,292.24
  5. Step 5: Solve for x
    x = 836,669,292.24/29,492.98
  6. Step 6: Final answer
    x = 28,368.42

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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.