Home / 52,290.25-72,161.01-28,416.93

Finding the Fourth Proportional to 52,290.25, 72,161.01 and 28,416.93

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Solution

The fourth proportional to 52,290.25, 72,161.01 and 28,416.93 is: 39,215.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,290.25 : 72,161.01 = 28,416.93 : x
  2. Step 2: Convert to fraction form
    52,290.25/72,161.01 = 28,416.93/x
  3. Step 3: Cross multiply
    52,290.25x = 72,161.01 × 28,416.93
  4. Step 4: Simplify right side
    52,290.25x = 2,050,594,369.90
  5. Step 5: Solve for x
    x = 2,050,594,369.90/52,290.25
  6. Step 6: Final answer
    x = 39,215.62

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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.