Home / 51,689.15-77,484.51-16,604.21

Finding the Fourth Proportional to 51,689.15, 77,484.51 and 16,604.21

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Solution

The fourth proportional to 51,689.15, 77,484.51 and 16,604.21 is: 24,890.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,689.15 : 77,484.51 = 16,604.21 : x
  2. Step 2: Convert to fraction form
    51,689.15/77,484.51 = 16,604.21/x
  3. Step 3: Cross multiply
    51,689.15x = 77,484.51 × 16,604.21
  4. Step 4: Simplify right side
    51,689.15x = 1,286,568,688.36
  5. Step 5: Solve for x
    x = 1,286,568,688.36/51,689.15
  6. Step 6: Final answer
    x = 24,890.50

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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.