Home / 51,434.88-77,148.96-16,399.68

Finding the Fourth Proportional to 51,434.88, 77,148.96 and 16,399.68

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Solution

The fourth proportional to 51,434.88, 77,148.96 and 16,399.68 is: 24,598.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,434.88 : 77,148.96 = 16,399.68 : x
  2. Step 2: Convert to fraction form
    51,434.88/77,148.96 = 16,399.68/x
  3. Step 3: Cross multiply
    51,434.88x = 77,148.96 × 16,399.68
  4. Step 4: Simplify right side
    51,434.88x = 1,265,218,256.33
  5. Step 5: Solve for x
    x = 1,265,218,256.33/51,434.88
  6. Step 6: Final answer
    x = 24,598.45

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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.