Home / 53,225.21-79,861.41-28,259.24

Finding the Fourth Proportional to 53,225.21, 79,861.41 and 28,259.24

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Solution

The fourth proportional to 53,225.21, 79,861.41 and 28,259.24 is: 42,401.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,225.21 : 79,861.41 = 28,259.24 : x
  2. Step 2: Convert to fraction form
    53,225.21/79,861.41 = 28,259.24/x
  3. Step 3: Cross multiply
    53,225.21x = 79,861.41 × 28,259.24
  4. Step 4: Simplify right side
    53,225.21x = 2,256,822,352.62
  5. Step 5: Solve for x
    x = 2,256,822,352.62/53,225.21
  6. Step 6: Final answer
    x = 42,401.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.