Home / 19,907.08-27,470.82-11,526.28

Finding the Fourth Proportional to 19,907.08, 27,470.82 and 11,526.28

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Solution

The fourth proportional to 19,907.08, 27,470.82 and 11,526.28 is: 15,905.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,907.08 : 27,470.82 = 11,526.28 : x
  2. Step 2: Convert to fraction form
    19,907.08/27,470.82 = 11,526.28/x
  3. Step 3: Cross multiply
    19,907.08x = 27,470.82 × 11,526.28
  4. Step 4: Simplify right side
    19,907.08x = 316,636,363.15
  5. Step 5: Solve for x
    x = 316,636,363.15/19,907.08
  6. Step 6: Final answer
    x = 15,905.72

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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.