Home / 28,493.48-42,726.79-16,650.67

Finding the Fourth Proportional to 28,493.48, 42,726.79 and 16,650.67

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Solution

The fourth proportional to 28,493.48, 42,726.79 and 16,650.67 is: 24,968.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,493.48 : 42,726.79 = 16,650.67 : x
  2. Step 2: Convert to fraction form
    28,493.48/42,726.79 = 16,650.67/x
  3. Step 3: Cross multiply
    28,493.48x = 42,726.79 × 16,650.67
  4. Step 4: Simplify right side
    28,493.48x = 711,429,594.45
  5. Step 5: Solve for x
    x = 711,429,594.45/28,493.48
  6. Step 6: Final answer
    x = 24,968.16

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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.