Home / 29,931.39-41,305.59-16,503.12

Finding the Fourth Proportional to 29,931.39, 41,305.59 and 16,503.12

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Solution

The fourth proportional to 29,931.39, 41,305.59 and 16,503.12 is: 22,774.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,931.39 : 41,305.59 = 16,503.12 : x
  2. Step 2: Convert to fraction form
    29,931.39/41,305.59 = 16,503.12/x
  3. Step 3: Cross multiply
    29,931.39x = 41,305.59 × 16,503.12
  4. Step 4: Simplify right side
    29,931.39x = 681,671,108.44
  5. Step 5: Solve for x
    x = 681,671,108.44/29,931.39
  6. Step 6: Final answer
    x = 22,774.46

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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.