Home / 22,136.67-30,547.71-12,064.90

Finding the Fourth Proportional to 22,136.67, 30,547.71 and 12,064.90

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Solution

The fourth proportional to 22,136.67, 30,547.71 and 12,064.90 is: 16,649.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,136.67 : 30,547.71 = 12,064.90 : x
  2. Step 2: Convert to fraction form
    22,136.67/30,547.71 = 12,064.90/x
  3. Step 3: Cross multiply
    22,136.67x = 30,547.71 × 12,064.90
  4. Step 4: Simplify right side
    22,136.67x = 368,554,913.64
  5. Step 5: Solve for x
    x = 368,554,913.64/22,136.67
  6. Step 6: Final answer
    x = 16,649.07

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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.