Home / 40,725.64-56,199.79-22,819.74

Finding the Fourth Proportional to 40,725.64, 56,199.79 and 22,819.74

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Solution

The fourth proportional to 40,725.64, 56,199.79 and 22,819.74 is: 31,490.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,725.64 : 56,199.79 = 22,819.74 : x
  2. Step 2: Convert to fraction form
    40,725.64/56,199.79 = 22,819.74/x
  3. Step 3: Cross multiply
    40,725.64x = 56,199.79 × 22,819.74
  4. Step 4: Simplify right side
    40,725.64x = 1,282,464,595.85
  5. Step 5: Solve for x
    x = 1,282,464,595.85/40,725.64
  6. Step 6: Final answer
    x = 31,490.35

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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.