Home / 42,369.24-63,476.41-19,838.59

Finding the Fourth Proportional to 42,369.24, 63,476.41 and 19,838.59

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Solution

The fourth proportional to 42,369.24, 63,476.41 and 19,838.59 is: 29,721.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,369.24 : 63,476.41 = 19,838.59 : x
  2. Step 2: Convert to fraction form
    42,369.24/63,476.41 = 19,838.59/x
  3. Step 3: Cross multiply
    42,369.24x = 63,476.41 × 19,838.59
  4. Step 4: Simplify right side
    42,369.24x = 1,259,282,472.66
  5. Step 5: Solve for x
    x = 1,259,282,472.66/42,369.24
  6. Step 6: Final answer
    x = 29,721.62

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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.