Home / 40,386.67-55,729.59-23,396.39

Finding the Fourth Proportional to 40,386.67, 55,729.59 and 23,396.39

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Solution

The fourth proportional to 40,386.67, 55,729.59 and 23,396.39 is: 32,284.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,386.67 : 55,729.59 = 23,396.39 : x
  2. Step 2: Convert to fraction form
    40,386.67/55,729.59 = 23,396.39/x
  3. Step 3: Cross multiply
    40,386.67x = 55,729.59 × 23,396.39
  4. Step 4: Simplify right side
    40,386.67x = 1,303,871,064.78
  5. Step 5: Solve for x
    x = 1,303,871,064.78/40,386.67
  6. Step 6: Final answer
    x = 32,284.69

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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.