Home / 51,479.37-77,233.77-16,421.76

Finding the Fourth Proportional to 51,479.37, 77,233.77 and 16,421.76

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Solution

The fourth proportional to 51,479.37, 77,233.77 and 16,421.76 is: 24,637.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,479.37 : 77,233.77 = 16,421.76 : x
  2. Step 2: Convert to fraction form
    51,479.37/77,233.77 = 16,421.76/x
  3. Step 3: Cross multiply
    51,479.37x = 77,233.77 × 16,421.76
  4. Step 4: Simplify right side
    51,479.37x = 1,268,314,434.84
  5. Step 5: Solve for x
    x = 1,268,314,434.84/51,479.37
  6. Step 6: Final answer
    x = 24,637.33

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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.