Home / 40,928.70-56,481-23,023.71

Finding the Fourth Proportional to 40,928.70, 56,481 and 23,023.71

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Solution

The fourth proportional to 40,928.70, 56,481 and 23,023.71 is: 31,772.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,928.70 : 56,481 = 23,023.71 : x
  2. Step 2: Convert to fraction form
    40,928.70/56,481 = 23,023.71/x
  3. Step 3: Cross multiply
    40,928.70x = 56,481 × 23,023.71
  4. Step 4: Simplify right side
    40,928.70x = 1,300,402,164.51
  5. Step 5: Solve for x
    x = 1,300,402,164.51/40,928.70
  6. Step 6: Final answer
    x = 31,772.38

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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.