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Finding the Fourth Proportional to 50,888.99, 76,312.95 and 15,339.30

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Solution

The fourth proportional to 50,888.99, 76,312.95 and 15,339.30 is: 23,002.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,888.99 : 76,312.95 = 15,339.30 : x
  2. Step 2: Convert to fraction form
    50,888.99/76,312.95 = 15,339.30/x
  3. Step 3: Cross multiply
    50,888.99x = 76,312.95 × 15,339.30
  4. Step 4: Simplify right side
    50,888.99x = 1,170,587,233.94
  5. Step 5: Solve for x
    x = 1,170,587,233.94/50,888.99
  6. Step 6: Final answer
    x = 23,002.76

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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.