Home / 23,178.86-31,792.98-22,347.80

Finding the Fourth Proportional to 23,178.86, 31,792.98 and 22,347.80

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Solution

The fourth proportional to 23,178.86, 31,792.98 and 22,347.80 is: 30,653.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,178.86 : 31,792.98 = 22,347.80 : x
  2. Step 2: Convert to fraction form
    23,178.86/31,792.98 = 22,347.80/x
  3. Step 3: Cross multiply
    23,178.86x = 31,792.98 × 22,347.80
  4. Step 4: Simplify right side
    23,178.86x = 710,503,139.65
  5. Step 5: Solve for x
    x = 710,503,139.65/23,178.86
  6. Step 6: Final answer
    x = 30,653.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.