Home / 14,030.30-19,349.16-10,838.79

Finding the Fourth Proportional to 14,030.30, 19,349.16 and 10,838.79

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Solution

The fourth proportional to 14,030.30, 19,349.16 and 10,838.79 is: 14,947.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,030.30 : 19,349.16 = 10,838.79 : x
  2. Step 2: Convert to fraction form
    14,030.30/19,349.16 = 10,838.79/x
  3. Step 3: Cross multiply
    14,030.30x = 19,349.16 × 10,838.79
  4. Step 4: Simplify right side
    14,030.30x = 209,721,481.92
  5. Step 5: Solve for x
    x = 209,721,481.92/14,030.30
  6. Step 6: Final answer
    x = 14,947.76

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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.