Home / 52,331.11-72,216.26-28,457.27

Finding the Fourth Proportional to 52,331.11, 72,216.26 and 28,457.27

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Solution

The fourth proportional to 52,331.11, 72,216.26 and 28,457.27 is: 39,270.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,331.11 : 72,216.26 = 28,457.27 : x
  2. Step 2: Convert to fraction form
    52,331.11/72,216.26 = 28,457.27/x
  3. Step 3: Cross multiply
    52,331.11x = 72,216.26 × 28,457.27
  4. Step 4: Simplify right side
    52,331.11x = 2,055,077,889.58
  5. Step 5: Solve for x
    x = 2,055,077,889.58/52,331.11
  6. Step 6: Final answer
    x = 39,270.67

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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.