Home / 59,646.40-82,312.30-32,790.64

Finding the Fourth Proportional to 59,646.40, 82,312.30 and 32,790.64

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Solution

The fourth proportional to 59,646.40, 82,312.30 and 32,790.64 is: 45,251.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,646.40 : 82,312.30 = 32,790.64 : x
  2. Step 2: Convert to fraction form
    59,646.40/82,312.30 = 32,790.64/x
  3. Step 3: Cross multiply
    59,646.40x = 82,312.30 × 32,790.64
  4. Step 4: Simplify right side
    59,646.40x = 2,699,072,996.87
  5. Step 5: Solve for x
    x = 2,699,072,996.87/59,646.40
  6. Step 6: Final answer
    x = 45,251.23

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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.