Home / 22,136.21-30,547.99-12,064.67

Finding the Fourth Proportional to 22,136.21, 30,547.99 and 12,064.67

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Solution

The fourth proportional to 22,136.21, 30,547.99 and 12,064.67 is: 16,649.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,136.21 : 30,547.99 = 12,064.67 : x
  2. Step 2: Convert to fraction form
    22,136.21/30,547.99 = 12,064.67/x
  3. Step 3: Cross multiply
    22,136.21x = 30,547.99 × 12,064.67
  4. Step 4: Simplify right side
    22,136.21x = 368,551,418.51
  5. Step 5: Solve for x
    x = 368,551,418.51/22,136.21
  6. Step 6: Final answer
    x = 16,649.26

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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.