Home / 28,095.47-42,142.91-16,241.70

Finding the Fourth Proportional to 28,095.47, 42,142.91 and 16,241.70

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Solution

The fourth proportional to 28,095.47, 42,142.91 and 16,241.70 is: 24,362.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,095.47 : 42,142.91 = 16,241.70 : x
  2. Step 2: Convert to fraction form
    28,095.47/42,142.91 = 16,241.70/x
  3. Step 3: Cross multiply
    28,095.47x = 42,142.91 × 16,241.70
  4. Step 4: Simplify right side
    28,095.47x = 684,472,420.14
  5. Step 5: Solve for x
    x = 684,472,420.14/28,095.47
  6. Step 6: Final answer
    x = 24,362.38

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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.