Home / 52,293.86-72,166.00-28,420.59

Finding the Fourth Proportional to 52,293.86, 72,166.00 and 28,420.59

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Solution

The fourth proportional to 52,293.86, 72,166.00 and 28,420.59 is: 39,220.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,293.86 : 72,166.00 = 28,420.59 : x
  2. Step 2: Convert to fraction form
    52,293.86/72,166.00 = 28,420.59/x
  3. Step 3: Cross multiply
    52,293.86x = 72,166.00 × 28,420.59
  4. Step 4: Simplify right side
    52,293.86x = 2,051,000,226.89
  5. Step 5: Solve for x
    x = 2,051,000,226.89/52,293.86
  6. Step 6: Final answer
    x = 39,220.67

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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.