Home / 48,587.13-67,050.36-28,173.15

Finding the Fourth Proportional to 48,587.13, 67,050.36 and 28,173.15

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Solution

The fourth proportional to 48,587.13, 67,050.36 and 28,173.15 is: 38,879.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,587.13 : 67,050.36 = 28,173.15 : x
  2. Step 2: Convert to fraction form
    48,587.13/67,050.36 = 28,173.15/x
  3. Step 3: Cross multiply
    48,587.13x = 67,050.36 × 28,173.15
  4. Step 4: Simplify right side
    48,587.13x = 1,889,019,849.83
  5. Step 5: Solve for x
    x = 1,889,019,849.83/48,587.13
  6. Step 6: Final answer
    x = 38,879.02

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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.