Home / 19,827.56-27,362.63-10,875.58

Finding the Fourth Proportional to 19,827.56, 27,362.63 and 10,875.58

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Solution

The fourth proportional to 19,827.56, 27,362.63 and 10,875.58 is: 15,008.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,827.56 : 27,362.63 = 10,875.58 : x
  2. Step 2: Convert to fraction form
    19,827.56/27,362.63 = 10,875.58/x
  3. Step 3: Cross multiply
    19,827.56x = 27,362.63 × 10,875.58
  4. Step 4: Simplify right side
    19,827.56x = 297,584,471.58
  5. Step 5: Solve for x
    x = 297,584,471.58/19,827.56
  6. Step 6: Final answer
    x = 15,008.63

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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.