Home / 13,303.88-19,955.96-6,376.76

Finding the Fourth Proportional to 13,303.88, 19,955.96 and 6,376.76

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Solution

The fourth proportional to 13,303.88, 19,955.96 and 6,376.76 is: 9,565.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,303.88 : 19,955.96 = 6,376.76 : x
  2. Step 2: Convert to fraction form
    13,303.88/19,955.96 = 6,376.76/x
  3. Step 3: Cross multiply
    13,303.88x = 19,955.96 × 6,376.76
  4. Step 4: Simplify right side
    13,303.88x = 127,254,367.49
  5. Step 5: Solve for x
    x = 127,254,367.49/13,303.88
  6. Step 6: Final answer
    x = 9,565.21

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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.