Home / 27,485.30-37,930.63-16,154.63

Finding the Fourth Proportional to 27,485.30, 37,930.63 and 16,154.63

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Solution

The fourth proportional to 27,485.30, 37,930.63 and 16,154.63 is: 22,293.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,485.30 : 37,930.63 = 16,154.63 : x
  2. Step 2: Convert to fraction form
    27,485.30/37,930.63 = 16,154.63/x
  3. Step 3: Cross multiply
    27,485.30x = 37,930.63 × 16,154.63
  4. Step 4: Simplify right side
    27,485.30x = 612,755,293.32
  5. Step 5: Solve for x
    x = 612,755,293.32/27,485.30
  6. Step 6: Final answer
    x = 22,293.93

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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.