Home / 14,071.70-19,435.47-11,248.85

Finding the Fourth Proportional to 14,071.70, 19,435.47 and 11,248.85

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Solution

The fourth proportional to 14,071.70, 19,435.47 and 11,248.85 is: 15,536.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,071.70 : 19,435.47 = 11,248.85 : x
  2. Step 2: Convert to fraction form
    14,071.70/19,435.47 = 11,248.85/x
  3. Step 3: Cross multiply
    14,071.70x = 19,435.47 × 11,248.85
  4. Step 4: Simplify right side
    14,071.70x = 218,626,686.71
  5. Step 5: Solve for x
    x = 218,626,686.71/14,071.70
  6. Step 6: Final answer
    x = 15,536.62

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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.