Home / 50,732.21-70,038.62-30,594.20

Finding the Fourth Proportional to 50,732.21, 70,038.62 and 30,594.20

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Solution

The fourth proportional to 50,732.21, 70,038.62 and 30,594.20 is: 42,236.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,732.21 : 70,038.62 = 30,594.20 : x
  2. Step 2: Convert to fraction form
    50,732.21/70,038.62 = 30,594.20/x
  3. Step 3: Cross multiply
    50,732.21x = 70,038.62 × 30,594.20
  4. Step 4: Simplify right side
    50,732.21x = 2,142,775,044.84
  5. Step 5: Solve for x
    x = 2,142,775,044.84/50,732.21
  6. Step 6: Final answer
    x = 42,236.98

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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.