Home / 35,568.72-53,325.81-21,525.21

Finding the Fourth Proportional to 35,568.72, 53,325.81 and 21,525.21

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Solution

The fourth proportional to 35,568.72, 53,325.81 and 21,525.21 is: 32,271.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,568.72 : 53,325.81 = 21,525.21 : x
  2. Step 2: Convert to fraction form
    35,568.72/53,325.81 = 21,525.21/x
  3. Step 3: Cross multiply
    35,568.72x = 53,325.81 × 21,525.21
  4. Step 4: Simplify right side
    35,568.72x = 1,147,849,258.67
  5. Step 5: Solve for x
    x = 1,147,849,258.67/35,568.72
  6. Step 6: Final answer
    x = 32,271.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.