Home / 28,792.58-39,733.22-16,045.49

Finding the Fourth Proportional to 28,792.58, 39,733.22 and 16,045.49

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Solution

The fourth proportional to 28,792.58, 39,733.22 and 16,045.49 is: 22,142.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,792.58 : 39,733.22 = 16,045.49 : x
  2. Step 2: Convert to fraction form
    28,792.58/39,733.22 = 16,045.49/x
  3. Step 3: Cross multiply
    28,792.58x = 39,733.22 × 16,045.49
  4. Step 4: Simplify right side
    28,792.58x = 637,538,785.51
  5. Step 5: Solve for x
    x = 637,538,785.51/28,792.58
  6. Step 6: Final answer
    x = 22,142.47

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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.