Home / 35,117.36-48,462.72-20,967.56

Finding the Fourth Proportional to 35,117.36, 48,462.72 and 20,967.56

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Solution

The fourth proportional to 35,117.36, 48,462.72 and 20,967.56 is: 28,935.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,117.36 : 48,462.72 = 20,967.56 : x
  2. Step 2: Convert to fraction form
    35,117.36/48,462.72 = 20,967.56/x
  3. Step 3: Cross multiply
    35,117.36x = 48,462.72 × 20,967.56
  4. Step 4: Simplify right side
    35,117.36x = 1,016,144,989.36
  5. Step 5: Solve for x
    x = 1,016,144,989.36/35,117.36
  6. Step 6: Final answer
    x = 28,935.69

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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.