Home / 50,421.60-75,610.08-19,235.04

Finding the Fourth Proportional to 50,421.60, 75,610.08 and 19,235.04

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Solution

The fourth proportional to 50,421.60, 75,610.08 and 19,235.04 is: 28,844.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,421.60 : 75,610.08 = 19,235.04 : x
  2. Step 2: Convert to fraction form
    50,421.60/75,610.08 = 19,235.04/x
  3. Step 3: Cross multiply
    50,421.60x = 75,610.08 × 19,235.04
  4. Step 4: Simplify right side
    50,421.60x = 1,454,362,913.20
  5. Step 5: Solve for x
    x = 1,454,362,913.20/50,421.60
  6. Step 6: Final answer
    x = 28,844.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.