Home / 35,599.43-49,123.45-19,681.31

Finding the Fourth Proportional to 35,599.43, 49,123.45 and 19,681.31

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Solution

The fourth proportional to 35,599.43, 49,123.45 and 19,681.31 is: 27,158.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,599.43 : 49,123.45 = 19,681.31 : x
  2. Step 2: Convert to fraction form
    35,599.43/49,123.45 = 19,681.31/x
  3. Step 3: Cross multiply
    35,599.43x = 49,123.45 × 19,681.31
  4. Step 4: Simplify right side
    35,599.43x = 966,813,847.72
  5. Step 5: Solve for x
    x = 966,813,847.72/35,599.43
  6. Step 6: Final answer
    x = 27,158.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.