Home / 52,403.24-72,317.78-28,531.23

Finding the Fourth Proportional to 52,403.24, 72,317.78 and 28,531.23

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Solution

The fourth proportional to 52,403.24, 72,317.78 and 28,531.23 is: 39,373.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,403.24 : 72,317.78 = 28,531.23 : x
  2. Step 2: Convert to fraction form
    52,403.24/72,317.78 = 28,531.23/x
  3. Step 3: Cross multiply
    52,403.24x = 72,317.78 × 28,531.23
  4. Step 4: Simplify right side
    52,403.24x = 2,063,315,071.61
  5. Step 5: Solve for x
    x = 2,063,315,071.61/52,403.24
  6. Step 6: Final answer
    x = 39,373.81

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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.