Home / 22,136.75-30,547.81-12,064.97

Finding the Fourth Proportional to 22,136.75, 30,547.81 and 12,064.97

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Solution

The fourth proportional to 22,136.75, 30,547.81 and 12,064.97 is: 16,649.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,136.75 : 30,547.81 = 12,064.97 : x
  2. Step 2: Convert to fraction form
    22,136.75/30,547.81 = 12,064.97/x
  3. Step 3: Cross multiply
    22,136.75x = 30,547.81 × 12,064.97
  4. Step 4: Simplify right side
    22,136.75x = 368,558,411.22
  5. Step 5: Solve for x
    x = 368,558,411.22/22,136.75
  6. Step 6: Final answer
    x = 16,649.17

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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.