Home / 40,894.65-56,432.98-22,989.28

Finding the Fourth Proportional to 40,894.65, 56,432.98 and 22,989.28

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Solution

The fourth proportional to 40,894.65, 56,432.98 and 22,989.28 is: 31,724.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,894.65 : 56,432.98 = 22,989.28 : x
  2. Step 2: Convert to fraction form
    40,894.65/56,432.98 = 22,989.28/x
  3. Step 3: Cross multiply
    40,894.65x = 56,432.98 × 22,989.28
  4. Step 4: Simplify right side
    40,894.65x = 1,297,353,379.90
  5. Step 5: Solve for x
    x = 1,297,353,379.90/40,894.65
  6. Step 6: Final answer
    x = 31,724.28

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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.