Home / 47,995.81-72,018.01-32,380.63

Finding the Fourth Proportional to 47,995.81, 72,018.01 and 32,380.63

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Solution

The fourth proportional to 47,995.81, 72,018.01 and 32,380.63 is: 48,587.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,995.81 : 72,018.01 = 32,380.63 : x
  2. Step 2: Convert to fraction form
    47,995.81/72,018.01 = 32,380.63/x
  3. Step 3: Cross multiply
    47,995.81x = 72,018.01 × 32,380.63
  4. Step 4: Simplify right side
    47,995.81x = 2,331,988,535.15
  5. Step 5: Solve for x
    x = 2,331,988,535.15/47,995.81
  6. Step 6: Final answer
    x = 48,587.34

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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.