Home / 51,601.19-77,412.71-16,565.45

Finding the Fourth Proportional to 51,601.19, 77,412.71 and 16,565.45

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Solution

The fourth proportional to 51,601.19, 77,412.71 and 16,565.45 is: 24,851.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,601.19 : 77,412.71 = 16,565.45 : x
  2. Step 2: Convert to fraction form
    51,601.19/77,412.71 = 16,565.45/x
  3. Step 3: Cross multiply
    51,601.19x = 77,412.71 × 16,565.45
  4. Step 4: Simplify right side
    51,601.19x = 1,282,375,906.98
  5. Step 5: Solve for x
    x = 1,282,375,906.98/51,601.19
  6. Step 6: Final answer
    x = 24,851.68

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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.