Home / 32,729.16-45,158.40-19,299.36

Finding the Fourth Proportional to 32,729.16, 45,158.40 and 19,299.36

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Solution

The fourth proportional to 32,729.16, 45,158.40 and 19,299.36 is: 26,628.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,729.16 : 45,158.40 = 19,299.36 : x
  2. Step 2: Convert to fraction form
    32,729.16/45,158.40 = 19,299.36/x
  3. Step 3: Cross multiply
    32,729.16x = 45,158.40 × 19,299.36
  4. Step 4: Simplify right side
    32,729.16x = 871,528,218.62
  5. Step 5: Solve for x
    x = 871,528,218.62/32,729.16
  6. Step 6: Final answer
    x = 26,628.49

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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.