Home / 52,511.83-72,468.08-28,639.86

Finding the Fourth Proportional to 52,511.83, 72,468.08 and 28,639.86

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Solution

The fourth proportional to 52,511.83, 72,468.08 and 28,639.86 is: 39,523.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,511.83 : 72,468.08 = 28,639.86 : x
  2. Step 2: Convert to fraction form
    52,511.83/72,468.08 = 28,639.86/x
  3. Step 3: Cross multiply
    52,511.83x = 72,468.08 × 28,639.86
  4. Step 4: Simplify right side
    52,511.83x = 2,075,475,665.67
  5. Step 5: Solve for x
    x = 2,075,475,665.67/52,511.83
  6. Step 6: Final answer
    x = 39,523.96

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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.