Home / 50,460.04-75,646.14-20,859.40

Finding the Fourth Proportional to 50,460.04, 75,646.14 and 20,859.40

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Solution

The fourth proportional to 50,460.04, 75,646.14 and 20,859.40 is: 31,270.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,460.04 : 75,646.14 = 20,859.40 : x
  2. Step 2: Convert to fraction form
    50,460.04/75,646.14 = 20,859.40/x
  3. Step 3: Cross multiply
    50,460.04x = 75,646.14 × 20,859.40
  4. Step 4: Simplify right side
    50,460.04x = 1,577,933,092.72
  5. Step 5: Solve for x
    x = 1,577,933,092.72/50,460.04
  6. Step 6: Final answer
    x = 31,270.94

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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.