Home / 43,842.80-65,764.20-17,566.40

Finding the Fourth Proportional to 43,842.80, 65,764.20 and 17,566.40

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Solution

The fourth proportional to 43,842.80, 65,764.20 and 17,566.40 is: 26,349.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,842.80 : 65,764.20 = 17,566.40 : x
  2. Step 2: Convert to fraction form
    43,842.80/65,764.20 = 17,566.40/x
  3. Step 3: Cross multiply
    43,842.80x = 65,764.20 × 17,566.40
  4. Step 4: Simplify right side
    43,842.80x = 1,155,240,242.88
  5. Step 5: Solve for x
    x = 1,155,240,242.88/43,842.80
  6. Step 6: Final answer
    x = 26,349.60

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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.