Home / 40,555.14-60,811.94-21,590.55

Finding the Fourth Proportional to 40,555.14, 60,811.94 and 21,590.55

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Solution

The fourth proportional to 40,555.14, 60,811.94 and 21,590.55 is: 32,374.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,555.14 : 60,811.94 = 21,590.55 : x
  2. Step 2: Convert to fraction form
    40,555.14/60,811.94 = 21,590.55/x
  3. Step 3: Cross multiply
    40,555.14x = 60,811.94 × 21,590.55
  4. Step 4: Simplify right side
    40,555.14x = 1,312,963,285.14
  5. Step 5: Solve for x
    x = 1,312,963,285.14/40,555.14
  6. Step 6: Final answer
    x = 32,374.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.