Home / 14,804.74-20,444.18-9,508.78

Finding the Fourth Proportional to 14,804.74, 20,444.18 and 9,508.78

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Solution

The fourth proportional to 14,804.74, 20,444.18 and 9,508.78 is: 13,130.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,804.74 : 20,444.18 = 9,508.78 : x
  2. Step 2: Convert to fraction form
    14,804.74/20,444.18 = 9,508.78/x
  3. Step 3: Cross multiply
    14,804.74x = 20,444.18 × 9,508.78
  4. Step 4: Simplify right side
    14,804.74x = 194,399,182.56
  5. Step 5: Solve for x
    x = 194,399,182.56/14,804.74
  6. Step 6: Final answer
    x = 13,130.88

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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.