Home / 32,729.30-45,172.32-19,299.75

Finding the Fourth Proportional to 32,729.30, 45,172.32 and 19,299.75

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Solution

The fourth proportional to 32,729.30, 45,172.32 and 19,299.75 is: 26,637.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,729.30 : 45,172.32 = 19,299.75 : x
  2. Step 2: Convert to fraction form
    32,729.30/45,172.32 = 19,299.75/x
  3. Step 3: Cross multiply
    32,729.30x = 45,172.32 × 19,299.75
  4. Step 4: Simplify right side
    32,729.30x = 871,814,386.42
  5. Step 5: Solve for x
    x = 871,814,386.42/32,729.30
  6. Step 6: Final answer
    x = 26,637.12

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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.