Home / 52,297.09-72,170.09-28,423.71

Finding the Fourth Proportional to 52,297.09, 72,170.09 and 28,423.71

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Solution

The fourth proportional to 52,297.09, 72,170.09 and 28,423.71 is: 39,224.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,297.09 : 72,170.09 = 28,423.71 : x
  2. Step 2: Convert to fraction form
    52,297.09/72,170.09 = 28,423.71/x
  3. Step 3: Cross multiply
    52,297.09x = 72,170.09 × 28,423.71
  4. Step 4: Simplify right side
    52,297.09x = 2,051,341,673.30
  5. Step 5: Solve for x
    x = 2,051,341,673.30/52,297.09
  6. Step 6: Final answer
    x = 39,224.77

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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.