Home / 48,007.86-72,003.15-28,263.30

Finding the Fourth Proportional to 48,007.86, 72,003.15 and 28,263.30

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Solution

The fourth proportional to 48,007.86, 72,003.15 and 28,263.30 is: 42,389.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,007.86 : 72,003.15 = 28,263.30 : x
  2. Step 2: Convert to fraction form
    48,007.86/72,003.15 = 28,263.30/x
  3. Step 3: Cross multiply
    48,007.86x = 72,003.15 × 28,263.30
  4. Step 4: Simplify right side
    48,007.86x = 2,035,046,629.40
  5. Step 5: Solve for x
    x = 2,035,046,629.40/48,007.86
  6. Step 6: Final answer
    x = 42,389.86

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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.