Home / 35,799.28-53,668.14-12,422.68

Finding the Fourth Proportional to 35,799.28, 53,668.14 and 12,422.68

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Solution

The fourth proportional to 35,799.28, 53,668.14 and 12,422.68 is: 18,623.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,799.28 : 53,668.14 = 12,422.68 : x
  2. Step 2: Convert to fraction form
    35,799.28/53,668.14 = 12,422.68/x
  3. Step 3: Cross multiply
    35,799.28x = 53,668.14 × 12,422.68
  4. Step 4: Simplify right side
    35,799.28x = 666,702,129.42
  5. Step 5: Solve for x
    x = 666,702,129.42/35,799.28
  6. Step 6: Final answer
    x = 18,623.34

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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.