Home / 31,237.86-46,846.98-10,456.50

Finding the Fourth Proportional to 31,237.86, 46,846.98 and 10,456.50

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Solution

The fourth proportional to 31,237.86, 46,846.98 and 10,456.50 is: 15,681.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,237.86 : 46,846.98 = 10,456.50 : x
  2. Step 2: Convert to fraction form
    31,237.86/46,846.98 = 10,456.50/x
  3. Step 3: Cross multiply
    31,237.86x = 46,846.98 × 10,456.50
  4. Step 4: Simplify right side
    31,237.86x = 489,855,446.37
  5. Step 5: Solve for x
    x = 489,855,446.37/31,237.86
  6. Step 6: Final answer
    x = 15,681.47

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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.