Home / 19,019.76-26,248.04-10,521.73

Finding the Fourth Proportional to 19,019.76, 26,248.04 and 10,521.73

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Solution

The fourth proportional to 19,019.76, 26,248.04 and 10,521.73 is: 14,520.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,019.76 : 26,248.04 = 10,521.73 : x
  2. Step 2: Convert to fraction form
    19,019.76/26,248.04 = 10,521.73/x
  3. Step 3: Cross multiply
    19,019.76x = 26,248.04 × 10,521.73
  4. Step 4: Simplify right side
    19,019.76x = 276,174,737.30
  5. Step 5: Solve for x
    x = 276,174,737.30/19,019.76
  6. Step 6: Final answer
    x = 14,520.42

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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.