Home / 22,397.53-33,617.09-11,312.01

Finding the Fourth Proportional to 22,397.53, 33,617.09 and 11,312.01

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Solution

The fourth proportional to 22,397.53, 33,617.09 and 11,312.01 is: 16,978.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,397.53 : 33,617.09 = 11,312.01 : x
  2. Step 2: Convert to fraction form
    22,397.53/33,617.09 = 11,312.01/x
  3. Step 3: Cross multiply
    22,397.53x = 33,617.09 × 11,312.01
  4. Step 4: Simplify right side
    22,397.53x = 380,276,703.91
  5. Step 5: Solve for x
    x = 380,276,703.91/22,397.53
  6. Step 6: Final answer
    x = 16,978.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.