Home / 42,633.63-63,950.40-11,468.88

Finding the Fourth Proportional to 42,633.63, 63,950.40 and 11,468.88

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Solution

The fourth proportional to 42,633.63, 63,950.40 and 11,468.88 is: 17,203.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,633.63 : 63,950.40 = 11,468.88 : x
  2. Step 2: Convert to fraction form
    42,633.63/63,950.40 = 11,468.88/x
  3. Step 3: Cross multiply
    42,633.63x = 63,950.40 × 11,468.88
  4. Step 4: Simplify right side
    42,633.63x = 733,439,463.55
  5. Step 5: Solve for x
    x = 733,439,463.55/42,633.63
  6. Step 6: Final answer
    x = 17,203.31

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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.