Home / 40,585.69-56,008.11-22,680.70

Finding the Fourth Proportional to 40,585.69, 56,008.11 and 22,680.70

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Solution

The fourth proportional to 40,585.69, 56,008.11 and 22,680.70 is: 31,299.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,585.69 : 56,008.11 = 22,680.70 : x
  2. Step 2: Convert to fraction form
    40,585.69/56,008.11 = 22,680.70/x
  3. Step 3: Cross multiply
    40,585.69x = 56,008.11 × 22,680.70
  4. Step 4: Simplify right side
    40,585.69x = 1,270,303,085.51
  5. Step 5: Solve for x
    x = 1,270,303,085.51/40,585.69
  6. Step 6: Final answer
    x = 31,299.28

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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.