Home / 35,604.16-53,415.68-10,643.20

Finding the Fourth Proportional to 35,604.16, 53,415.68 and 10,643.20

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Solution

The fourth proportional to 35,604.16, 53,415.68 and 10,643.20 is: 15,967.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,604.16 : 53,415.68 = 10,643.20 : x
  2. Step 2: Convert to fraction form
    35,604.16/53,415.68 = 10,643.20/x
  3. Step 3: Cross multiply
    35,604.16x = 53,415.68 × 10,643.20
  4. Step 4: Simplify right side
    35,604.16x = 568,513,765.38
  5. Step 5: Solve for x
    x = 568,513,765.38/35,604.16
  6. Step 6: Final answer
    x = 15,967.62

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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.