Home / 43,710.40-65,555.86-17,057.08

Finding the Fourth Proportional to 43,710.40, 65,555.86 and 17,057.08

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Solution

The fourth proportional to 43,710.40, 65,555.86 and 17,057.08 is: 25,581.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,710.40 : 65,555.86 = 17,057.08 : x
  2. Step 2: Convert to fraction form
    43,710.40/65,555.86 = 17,057.08/x
  3. Step 3: Cross multiply
    43,710.40x = 65,555.86 × 17,057.08
  4. Step 4: Simplify right side
    43,710.40x = 1,118,191,548.49
  5. Step 5: Solve for x
    x = 1,118,191,548.49/43,710.40
  6. Step 6: Final answer
    x = 25,581.82

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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.