Home / 22,136.52-30,547.98-12,576.36

Finding the Fourth Proportional to 22,136.52, 30,547.98 and 12,576.36

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Solution

The fourth proportional to 22,136.52, 30,547.98 and 12,576.36 is: 17,355.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,136.52 : 30,547.98 = 12,576.36 : x
  2. Step 2: Convert to fraction form
    22,136.52/30,547.98 = 12,576.36/x
  3. Step 3: Cross multiply
    22,136.52x = 30,547.98 × 12,576.36
  4. Step 4: Simplify right side
    22,136.52x = 384,182,393.75
  5. Step 5: Solve for x
    x = 384,182,393.75/22,136.52
  6. Step 6: Final answer
    x = 17,355.14

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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.