Home / 22,041.74-30,417.64-11,970.06

Finding the Fourth Proportional to 22,041.74, 30,417.64 and 11,970.06

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Solution

The fourth proportional to 22,041.74, 30,417.64 and 11,970.06 is: 16,518.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,041.74 : 30,417.64 = 11,970.06 : x
  2. Step 2: Convert to fraction form
    22,041.74/30,417.64 = 11,970.06/x
  3. Step 3: Cross multiply
    22,041.74x = 30,417.64 × 11,970.06
  4. Step 4: Simplify right side
    22,041.74x = 364,100,945.93
  5. Step 5: Solve for x
    x = 364,100,945.93/22,041.74
  6. Step 6: Final answer
    x = 16,518.71

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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.