Home / 52,572.65-72,539.40-30,212.33

Finding the Fourth Proportional to 52,572.65, 72,539.40 and 30,212.33

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Solution

The fourth proportional to 52,572.65, 72,539.40 and 30,212.33 is: 41,686.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,572.65 : 72,539.40 = 30,212.33 : x
  2. Step 2: Convert to fraction form
    52,572.65/72,539.40 = 30,212.33/x
  3. Step 3: Cross multiply
    52,572.65x = 72,539.40 × 30,212.33
  4. Step 4: Simplify right side
    52,572.65x = 2,191,584,290.80
  5. Step 5: Solve for x
    x = 2,191,584,290.80/52,572.65
  6. Step 6: Final answer
    x = 41,686.78

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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.