Home / 51,771.94-77,658.02-14,332.12

Finding the Fourth Proportional to 51,771.94, 77,658.02 and 14,332.12

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Solution

The fourth proportional to 51,771.94, 77,658.02 and 14,332.12 is: 21,498.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,771.94 : 77,658.02 = 14,332.12 : x
  2. Step 2: Convert to fraction form
    51,771.94/77,658.02 = 14,332.12/x
  3. Step 3: Cross multiply
    51,771.94x = 77,658.02 × 14,332.12
  4. Step 4: Simplify right side
    51,771.94x = 1,113,004,061.60
  5. Step 5: Solve for x
    x = 1,113,004,061.60/51,771.94
  6. Step 6: Final answer
    x = 21,498.21

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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.