Home / 40,658.05-56,108.40-22,754.72

Finding the Fourth Proportional to 40,658.05, 56,108.40 and 22,754.72

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Solution

The fourth proportional to 40,658.05, 56,108.40 and 22,754.72 is: 31,401.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,658.05 : 56,108.40 = 22,754.72 : x
  2. Step 2: Convert to fraction form
    40,658.05/56,108.40 = 22,754.72/x
  3. Step 3: Cross multiply
    40,658.05x = 56,108.40 × 22,754.72
  4. Step 4: Simplify right side
    40,658.05x = 1,276,730,986.59
  5. Step 5: Solve for x
    x = 1,276,730,986.59/40,658.05
  6. Step 6: Final answer
    x = 31,401.68

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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.