Home / 40,865.33-56,393.77-22,715.58

Finding the Fourth Proportional to 40,865.33, 56,393.77 and 22,715.58

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Solution

The fourth proportional to 40,865.33, 56,393.77 and 22,715.58 is: 31,347.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,865.33 : 56,393.77 = 22,715.58 : x
  2. Step 2: Convert to fraction form
    40,865.33/56,393.77 = 22,715.58/x
  3. Step 3: Cross multiply
    40,865.33x = 56,393.77 × 22,715.58
  4. Step 4: Simplify right side
    40,865.33x = 1,281,017,193.94
  5. Step 5: Solve for x
    x = 1,281,017,193.94/40,865.33
  6. Step 6: Final answer
    x = 31,347.29

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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.