Home / 13,034.30-19,551.08-6,278.36

Finding the Fourth Proportional to 13,034.30, 19,551.08 and 6,278.36

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Solution

The fourth proportional to 13,034.30, 19,551.08 and 6,278.36 is: 9,417.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,034.30 : 19,551.08 = 6,278.36 : x
  2. Step 2: Convert to fraction form
    13,034.30/19,551.08 = 6,278.36/x
  3. Step 3: Cross multiply
    13,034.30x = 19,551.08 × 6,278.36
  4. Step 4: Simplify right side
    13,034.30x = 122,748,718.63
  5. Step 5: Solve for x
    x = 122,748,718.63/13,034.30
  6. Step 6: Final answer
    x = 9,417.36

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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.