Home / 40,903.65-56,450.12-22,756.68

Finding the Fourth Proportional to 40,903.65, 56,450.12 and 22,756.68

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Solution

The fourth proportional to 40,903.65, 56,450.12 and 22,756.68 is: 31,405.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,903.65 : 56,450.12 = 22,756.68 : x
  2. Step 2: Convert to fraction form
    40,903.65/56,450.12 = 22,756.68/x
  3. Step 3: Cross multiply
    40,903.65x = 56,450.12 × 22,756.68
  4. Step 4: Simplify right side
    40,903.65x = 1,284,617,203.02
  5. Step 5: Solve for x
    x = 1,284,617,203.02/40,903.65
  6. Step 6: Final answer
    x = 31,405.93

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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.