Home / 27,802.14-38,366.94-15,226.86

Finding the Fourth Proportional to 27,802.14, 38,366.94 and 15,226.86

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Solution

The fourth proportional to 27,802.14, 38,366.94 and 15,226.86 is: 21,013.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,802.14 : 38,366.94 = 15,226.86 : x
  2. Step 2: Convert to fraction form
    27,802.14/38,366.94 = 15,226.86/x
  3. Step 3: Cross multiply
    27,802.14x = 38,366.94 × 15,226.86
  4. Step 4: Simplify right side
    27,802.14x = 584,208,024.01
  5. Step 5: Solve for x
    x = 584,208,024.01/27,802.14
  6. Step 6: Final answer
    x = 21,013.06

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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.