Home / 51,349.03-70,859.13-28,683.52

Finding the Fourth Proportional to 51,349.03, 70,859.13 and 28,683.52

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Solution

The fourth proportional to 51,349.03, 70,859.13 and 28,683.52 is: 39,581.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,349.03 : 70,859.13 = 28,683.52 : x
  2. Step 2: Convert to fraction form
    51,349.03/70,859.13 = 28,683.52/x
  3. Step 3: Cross multiply
    51,349.03x = 70,859.13 × 28,683.52
  4. Step 4: Simplify right side
    51,349.03x = 2,032,489,272.54
  5. Step 5: Solve for x
    x = 2,032,489,272.54/51,349.03
  6. Step 6: Final answer
    x = 39,581.84

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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.