Home / 22,113.08-30,515.90-12,041.52

Finding the Fourth Proportional to 22,113.08, 30,515.90 and 12,041.52

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Solution

The fourth proportional to 22,113.08, 30,515.90 and 12,041.52 is: 16,617.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,113.08 : 30,515.90 = 12,041.52 : x
  2. Step 2: Convert to fraction form
    22,113.08/30,515.90 = 12,041.52/x
  3. Step 3: Cross multiply
    22,113.08x = 30,515.90 × 12,041.52
  4. Step 4: Simplify right side
    22,113.08x = 367,457,820.17
  5. Step 5: Solve for x
    x = 367,457,820.17/22,113.08
  6. Step 6: Final answer
    x = 16,617.22

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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.