Home / 19,828.19-27,363.24-10,875.60

Finding the Fourth Proportional to 19,828.19, 27,363.24 and 10,875.60

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Solution

The fourth proportional to 19,828.19, 27,363.24 and 10,875.60 is: 15,008.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,828.19 : 27,363.24 = 10,875.60 : x
  2. Step 2: Convert to fraction form
    19,828.19/27,363.24 = 10,875.60/x
  3. Step 3: Cross multiply
    19,828.19x = 27,363.24 × 10,875.60
  4. Step 4: Simplify right side
    19,828.19x = 297,591,652.94
  5. Step 5: Solve for x
    x = 297,591,652.94/19,828.19
  6. Step 6: Final answer
    x = 15,008.52

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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.