Home / 50,956.99-76,438.14-15,417.40

Finding the Fourth Proportional to 50,956.99, 76,438.14 and 15,417.40

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Solution

The fourth proportional to 50,956.99, 76,438.14 and 15,417.40 is: 23,126.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,956.99 : 76,438.14 = 15,417.40 : x
  2. Step 2: Convert to fraction form
    50,956.99/76,438.14 = 15,417.40/x
  3. Step 3: Cross multiply
    50,956.99x = 76,438.14 × 15,417.40
  4. Step 4: Simplify right side
    50,956.99x = 1,178,477,379.64
  5. Step 5: Solve for x
    x = 1,178,477,379.64/50,956.99
  6. Step 6: Final answer
    x = 23,126.90

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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.