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Finding the Fourth Proportional to 46,655.52, 69,920.64 and 25,563.84

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Solution

The fourth proportional to 46,655.52, 69,920.64 and 25,563.84 is: 38,311.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,655.52 : 69,920.64 = 25,563.84 : x
  2. Step 2: Convert to fraction form
    46,655.52/69,920.64 = 25,563.84/x
  3. Step 3: Cross multiply
    46,655.52x = 69,920.64 × 25,563.84
  4. Step 4: Simplify right side
    46,655.52x = 1,787,440,053.66
  5. Step 5: Solve for x
    x = 1,787,440,053.66/46,655.52
  6. Step 6: Final answer
    x = 38,311.44

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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.