Home / 33,136.12-49,702.56-12,358

Finding the Fourth Proportional to 33,136.12, 49,702.56 and 12,358

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Solution

The fourth proportional to 33,136.12, 49,702.56 and 12,358 is: 18,536.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,136.12 : 49,702.56 = 12,358 : x
  2. Step 2: Convert to fraction form
    33,136.12/49,702.56 = 12,358/x
  3. Step 3: Cross multiply
    33,136.12x = 49,702.56 × 12,358
  4. Step 4: Simplify right side
    33,136.12x = 614,224,236.48
  5. Step 5: Solve for x
    x = 614,224,236.48/33,136.12
  6. Step 6: Final answer
    x = 18,536.40

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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.