Home / 35,390.12-48,837.28-19,474.16

Finding the Fourth Proportional to 35,390.12, 48,837.28 and 19,474.16

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Solution

The fourth proportional to 35,390.12, 48,837.28 and 19,474.16 is: 26,873.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,390.12 : 48,837.28 = 19,474.16 : x
  2. Step 2: Convert to fraction form
    35,390.12/48,837.28 = 19,474.16/x
  3. Step 3: Cross multiply
    35,390.12x = 48,837.28 × 19,474.16
  4. Step 4: Simplify right side
    35,390.12x = 951,065,004.68
  5. Step 5: Solve for x
    x = 951,065,004.68/35,390.12
  6. Step 6: Final answer
    x = 26,873.74

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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.