Home / 38,385.09-57,543.62-14,993.91

Finding the Fourth Proportional to 38,385.09, 57,543.62 and 14,993.91

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Solution

The fourth proportional to 38,385.09, 57,543.62 and 14,993.91 is: 22,477.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,385.09 : 57,543.62 = 14,993.91 : x
  2. Step 2: Convert to fraction form
    38,385.09/57,543.62 = 14,993.91/x
  3. Step 3: Cross multiply
    38,385.09x = 57,543.62 × 14,993.91
  4. Step 4: Simplify right side
    38,385.09x = 862,803,784.38
  5. Step 5: Solve for x
    x = 862,803,784.38/38,385.09
  6. Step 6: Final answer
    x = 22,477.58

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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.