Home / 13,798.11-20,698.65-5,901.45

Finding the Fourth Proportional to 13,798.11, 20,698.65 and 5,901.45

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Solution

The fourth proportional to 13,798.11, 20,698.65 and 5,901.45 is: 8,852.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,798.11 : 20,698.65 = 5,901.45 : x
  2. Step 2: Convert to fraction form
    13,798.11/20,698.65 = 5,901.45/x
  3. Step 3: Cross multiply
    13,798.11x = 20,698.65 × 5,901.45
  4. Step 4: Simplify right side
    13,798.11x = 122,152,036.94
  5. Step 5: Solve for x
    x = 122,152,036.94/13,798.11
  6. Step 6: Final answer
    x = 8,852.81

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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.