Home / 51,674.93-71,319.21-31,543.55

Finding the Fourth Proportional to 51,674.93, 71,319.21 and 31,543.55

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Solution

The fourth proportional to 51,674.93, 71,319.21 and 31,543.55 is: 43,534.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,674.93 : 71,319.21 = 31,543.55 : x
  2. Step 2: Convert to fraction form
    51,674.93/71,319.21 = 31,543.55/x
  3. Step 3: Cross multiply
    51,674.93x = 71,319.21 × 31,543.55
  4. Step 4: Simplify right side
    51,674.93x = 2,249,661,066.60
  5. Step 5: Solve for x
    x = 2,249,661,066.60/51,674.93
  6. Step 6: Final answer
    x = 43,534.86

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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.