Home / 40,888.08-56,424.24-22,738.68

Finding the Fourth Proportional to 40,888.08, 56,424.24 and 22,738.68

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Solution

The fourth proportional to 40,888.08, 56,424.24 and 22,738.68 is: 31,378.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,888.08 : 56,424.24 = 22,738.68 : x
  2. Step 2: Convert to fraction form
    40,888.08/56,424.24 = 22,738.68/x
  3. Step 3: Cross multiply
    40,888.08x = 56,424.24 × 22,738.68
  4. Step 4: Simplify right side
    40,888.08x = 1,283,012,737.60
  5. Step 5: Solve for x
    x = 1,283,012,737.60/40,888.08
  6. Step 6: Final answer
    x = 31,378.65

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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.