Home / 40,704.64-56,165.86-22,800.40

Finding the Fourth Proportional to 40,704.64, 56,165.86 and 22,800.40

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Solution

The fourth proportional to 40,704.64, 56,165.86 and 22,800.40 is: 31,460.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,704.64 : 56,165.86 = 22,800.40 : x
  2. Step 2: Convert to fraction form
    40,704.64/56,165.86 = 22,800.40/x
  3. Step 3: Cross multiply
    40,704.64x = 56,165.86 × 22,800.40
  4. Step 4: Simplify right side
    40,704.64x = 1,280,604,074.34
  5. Step 5: Solve for x
    x = 1,280,604,074.34/40,704.64
  6. Step 6: Final answer
    x = 31,460.89

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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.