Home / 19,020.70-26,246.54-10,521.46

Finding the Fourth Proportional to 19,020.70, 26,246.54 and 10,521.46

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Solution

The fourth proportional to 19,020.70, 26,246.54 and 10,521.46 is: 14,518.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,020.70 : 26,246.54 = 10,521.46 : x
  2. Step 2: Convert to fraction form
    19,020.70/26,246.54 = 10,521.46/x
  3. Step 3: Cross multiply
    19,020.70x = 26,246.54 × 10,521.46
  4. Step 4: Simplify right side
    19,020.70x = 276,151,920.75
  5. Step 5: Solve for x
    x = 276,151,920.75/19,020.70
  6. Step 6: Final answer
    x = 14,518.49

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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.