Home / 40,936.45-56,488.28-23,031.07

Finding the Fourth Proportional to 40,936.45, 56,488.28 and 23,031.07

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Solution

The fourth proportional to 40,936.45, 56,488.28 and 23,031.07 is: 31,780.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,936.45 : 56,488.28 = 23,031.07 : x
  2. Step 2: Convert to fraction form
    40,936.45/56,488.28 = 23,031.07/x
  3. Step 3: Cross multiply
    40,936.45x = 56,488.28 × 23,031.07
  4. Step 4: Simplify right side
    40,936.45x = 1,300,985,530.86
  5. Step 5: Solve for x
    x = 1,300,985,530.86/40,936.45
  6. Step 6: Final answer
    x = 31,780.61

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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.