Home / 40,895.65-56,434.36-22,990.28

Finding the Fourth Proportional to 40,895.65, 56,434.36 and 22,990.28

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Solution

The fourth proportional to 40,895.65, 56,434.36 and 22,990.28 is: 31,725.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,895.65 : 56,434.36 = 22,990.28 : x
  2. Step 2: Convert to fraction form
    40,895.65/56,434.36 = 22,990.28/x
  3. Step 3: Cross multiply
    40,895.65x = 56,434.36 × 22,990.28
  4. Step 4: Simplify right side
    40,895.65x = 1,297,441,738.02
  5. Step 5: Solve for x
    x = 1,297,441,738.02/40,895.65
  6. Step 6: Final answer
    x = 31,725.67

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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.