Home / 64,268.34-96,401.48-17,521.21

Finding the Fourth Proportional to 64,268.34, 96,401.48 and 17,521.21

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Solution

The fourth proportional to 64,268.34, 96,401.48 and 17,521.21 is: 26,281.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,268.34 : 96,401.48 = 17,521.21 : x
  2. Step 2: Convert to fraction form
    64,268.34/96,401.48 = 17,521.21/x
  3. Step 3: Cross multiply
    64,268.34x = 96,401.48 × 17,521.21
  4. Step 4: Simplify right side
    64,268.34x = 1,689,070,608.29
  5. Step 5: Solve for x
    x = 1,689,070,608.29/64,268.34
  6. Step 6: Final answer
    x = 26,281.54

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1.5x scale

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.