Home / 51,513.15-77,280.82-15,973.75

Finding the Fourth Proportional to 51,513.15, 77,280.82 and 15,973.75

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Solution

The fourth proportional to 51,513.15, 77,280.82 and 15,973.75 is: 23,964.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,513.15 : 77,280.82 = 15,973.75 : x
  2. Step 2: Convert to fraction form
    51,513.15/77,280.82 = 15,973.75/x
  3. Step 3: Cross multiply
    51,513.15x = 77,280.82 × 15,973.75
  4. Step 4: Simplify right side
    51,513.15x = 1,234,464,498.48
  5. Step 5: Solve for x
    x = 1,234,464,498.48/51,513.15
  6. Step 6: Final answer
    x = 23,964.07

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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.