Home / 31,142.55-46,595.93-19,091.85

Finding the Fourth Proportional to 31,142.55, 46,595.93 and 19,091.85

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Solution

The fourth proportional to 31,142.55, 46,595.93 and 19,091.85 is: 28,565.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,142.55 : 46,595.93 = 19,091.85 : x
  2. Step 2: Convert to fraction form
    31,142.55/46,595.93 = 19,091.85/x
  3. Step 3: Cross multiply
    31,142.55x = 46,595.93 × 19,091.85
  4. Step 4: Simplify right side
    31,142.55x = 889,602,225.46
  5. Step 5: Solve for x
    x = 889,602,225.46/31,142.55
  6. Step 6: Final answer
    x = 28,565.49

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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.