Home / 40,938.21-56,501.55-23,708.09

Finding the Fourth Proportional to 40,938.21, 56,501.55 and 23,708.09

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Solution

The fourth proportional to 40,938.21, 56,501.55 and 23,708.09 is: 32,721.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,938.21 : 56,501.55 = 23,708.09 : x
  2. Step 2: Convert to fraction form
    40,938.21/56,501.55 = 23,708.09/x
  3. Step 3: Cross multiply
    40,938.21x = 56,501.55 × 23,708.09
  4. Step 4: Simplify right side
    40,938.21x = 1,339,543,973.79
  5. Step 5: Solve for x
    x = 1,339,543,973.79/40,938.21
  6. Step 6: Final answer
    x = 32,721.12

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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.