Home / 52,225.09-72,070.77-28,351.87

Finding the Fourth Proportional to 52,225.09, 72,070.77 and 28,351.87

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Solution

The fourth proportional to 52,225.09, 72,070.77 and 28,351.87 is: 39,125.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,225.09 : 72,070.77 = 28,351.87 : x
  2. Step 2: Convert to fraction form
    52,225.09/72,070.77 = 28,351.87/x
  3. Step 3: Cross multiply
    52,225.09x = 72,070.77 × 28,351.87
  4. Step 4: Simplify right side
    52,225.09x = 2,043,341,101.84
  5. Step 5: Solve for x
    x = 2,043,341,101.84/52,225.09
  6. Step 6: Final answer
    x = 39,125.66

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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.