Home / 16,438.47-24,651.19-7,079.19

Finding the Fourth Proportional to 16,438.47, 24,651.19 and 7,079.19

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Solution

The fourth proportional to 16,438.47, 24,651.19 and 7,079.19 is: 10,615.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,438.47 : 24,651.19 = 7,079.19 : x
  2. Step 2: Convert to fraction form
    16,438.47/24,651.19 = 7,079.19/x
  3. Step 3: Cross multiply
    16,438.47x = 24,651.19 × 7,079.19
  4. Step 4: Simplify right side
    16,438.47x = 174,510,457.74
  5. Step 5: Solve for x
    x = 174,510,457.74/16,438.47
  6. Step 6: Final answer
    x = 10,615.98

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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.