Home / 19,837.46-27,341.60-18,903.20

Finding the Fourth Proportional to 19,837.46, 27,341.60 and 18,903.20

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Solution

The fourth proportional to 19,837.46, 27,341.60 and 18,903.20 is: 26,053.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,837.46 : 27,341.60 = 18,903.20 : x
  2. Step 2: Convert to fraction form
    19,837.46/27,341.60 = 18,903.20/x
  3. Step 3: Cross multiply
    19,837.46x = 27,341.60 × 18,903.20
  4. Step 4: Simplify right side
    19,837.46x = 516,843,685.12
  5. Step 5: Solve for x
    x = 516,843,685.12/19,837.46
  6. Step 6: Final answer
    x = 26,053.93

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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.