Home / 14,109.48-21,246.67-10,437.61

Finding the Fourth Proportional to 14,109.48, 21,246.67 and 10,437.61

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Solution

The fourth proportional to 14,109.48, 21,246.67 and 10,437.61 is: 15,717.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,109.48 : 21,246.67 = 10,437.61 : x
  2. Step 2: Convert to fraction form
    14,109.48/21,246.67 = 10,437.61/x
  3. Step 3: Cross multiply
    14,109.48x = 21,246.67 × 10,437.61
  4. Step 4: Simplify right side
    14,109.48x = 221,764,455.26
  5. Step 5: Solve for x
    x = 221,764,455.26/14,109.48
  6. Step 6: Final answer
    x = 15,717.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.