Home / 19,827.76-27,364.07-10,877.01

Finding the Fourth Proportional to 19,827.76, 27,364.07 and 10,877.01

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Solution

The fourth proportional to 19,827.76, 27,364.07 and 10,877.01 is: 15,011.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,827.76 : 27,364.07 = 10,877.01 : x
  2. Step 2: Convert to fraction form
    19,827.76/27,364.07 = 10,877.01/x
  3. Step 3: Cross multiply
    19,827.76x = 27,364.07 × 10,877.01
  4. Step 4: Simplify right side
    19,827.76x = 297,639,235.84
  5. Step 5: Solve for x
    x = 297,639,235.84/19,827.76
  6. Step 6: Final answer
    x = 15,011.24

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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.