Home / 35,658.81-49,214.30-20,548.58

Finding the Fourth Proportional to 35,658.81, 49,214.30 and 20,548.58

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Solution

The fourth proportional to 35,658.81, 49,214.30 and 20,548.58 is: 28,359.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,658.81 : 49,214.30 = 20,548.58 : x
  2. Step 2: Convert to fraction form
    35,658.81/49,214.30 = 20,548.58/x
  3. Step 3: Cross multiply
    35,658.81x = 49,214.30 × 20,548.58
  4. Step 4: Simplify right side
    35,658.81x = 1,011,283,631.88
  5. Step 5: Solve for x
    x = 1,011,283,631.88/35,658.81
  6. Step 6: Final answer
    x = 28,359.99

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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.