Home / 53,770.29-80,673.93-31,602.21

Finding the Fourth Proportional to 53,770.29, 80,673.93 and 31,602.21

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Solution

The fourth proportional to 53,770.29, 80,673.93 and 31,602.21 is: 47,414.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,770.29 : 80,673.93 = 31,602.21 : x
  2. Step 2: Convert to fraction form
    53,770.29/80,673.93 = 31,602.21/x
  3. Step 3: Cross multiply
    53,770.29x = 80,673.93 × 31,602.21
  4. Step 4: Simplify right side
    53,770.29x = 2,549,474,477.39
  5. Step 5: Solve for x
    x = 2,549,474,477.39/53,770.29
  6. Step 6: Final answer
    x = 47,414.18

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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.