Home / 30,637.27-45,959.61-10,917.82

Finding the Fourth Proportional to 30,637.27, 45,959.61 and 10,917.82

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Solution

The fourth proportional to 30,637.27, 45,959.61 and 10,917.82 is: 16,378.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,637.27 : 45,959.61 = 10,917.82 : x
  2. Step 2: Convert to fraction form
    30,637.27/45,959.61 = 10,917.82/x
  3. Step 3: Cross multiply
    30,637.27x = 45,959.61 × 10,917.82
  4. Step 4: Simplify right side
    30,637.27x = 501,778,519.45
  5. Step 5: Solve for x
    x = 501,778,519.45/30,637.27
  6. Step 6: Final answer
    x = 16,378.05

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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.