Home / 40,857.09-56,376.64-22,948.66

Finding the Fourth Proportional to 40,857.09, 56,376.64 and 22,948.66

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Solution

The fourth proportional to 40,857.09, 56,376.64 and 22,948.66 is: 31,665.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,857.09 : 56,376.64 = 22,948.66 : x
  2. Step 2: Convert to fraction form
    40,857.09/56,376.64 = 22,948.66/x
  3. Step 3: Cross multiply
    40,857.09x = 56,376.64 × 22,948.66
  4. Step 4: Simplify right side
    40,857.09x = 1,293,768,442.46
  5. Step 5: Solve for x
    x = 1,293,768,442.46/40,857.09
  6. Step 6: Final answer
    x = 31,665.71

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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.