Home / 30,966.18-42,733.89-17,537.38

Finding the Fourth Proportional to 30,966.18, 42,733.89 and 17,537.38

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Solution

The fourth proportional to 30,966.18, 42,733.89 and 17,537.38 is: 24,201.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,966.18 : 42,733.89 = 17,537.38 : x
  2. Step 2: Convert to fraction form
    30,966.18/42,733.89 = 17,537.38/x
  3. Step 3: Cross multiply
    30,966.18x = 42,733.89 × 17,537.38
  4. Step 4: Simplify right side
    30,966.18x = 749,440,467.81
  5. Step 5: Solve for x
    x = 749,440,467.81/30,966.18
  6. Step 6: Final answer
    x = 24,201.90

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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.