Home / 50,465.55-75,710.13-15,405.19

Finding the Fourth Proportional to 50,465.55, 75,710.13 and 15,405.19

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Solution

The fourth proportional to 50,465.55, 75,710.13 and 15,405.19 is: 23,111.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,465.55 : 75,710.13 = 15,405.19 : x
  2. Step 2: Convert to fraction form
    50,465.55/75,710.13 = 15,405.19/x
  3. Step 3: Cross multiply
    50,465.55x = 75,710.13 × 15,405.19
  4. Step 4: Simplify right side
    50,465.55x = 1,166,328,937.57
  5. Step 5: Solve for x
    x = 1,166,328,937.57/50,465.55
  6. Step 6: Final answer
    x = 23,111.39

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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.