Home / 14,046.90-19,384.26-9,339.72

Finding the Fourth Proportional to 14,046.90, 19,384.26 and 9,339.72

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Solution

The fourth proportional to 14,046.90, 19,384.26 and 9,339.72 is: 12,888.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,046.90 : 19,384.26 = 9,339.72 : x
  2. Step 2: Convert to fraction form
    14,046.90/19,384.26 = 9,339.72/x
  3. Step 3: Cross multiply
    14,046.90x = 19,384.26 × 9,339.72
  4. Step 4: Simplify right side
    14,046.90x = 181,043,560.81
  5. Step 5: Solve for x
    x = 181,043,560.81/14,046.90
  6. Step 6: Final answer
    x = 12,888.51

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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.