Home / 48,232.42-72,360.12-20,136.84

Finding the Fourth Proportional to 48,232.42, 72,360.12 and 20,136.84

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Solution

The fourth proportional to 48,232.42, 72,360.12 and 20,136.84 is: 30,210.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,232.42 : 72,360.12 = 20,136.84 : x
  2. Step 2: Convert to fraction form
    48,232.42/72,360.12 = 20,136.84/x
  3. Step 3: Cross multiply
    48,232.42x = 72,360.12 × 20,136.84
  4. Step 4: Simplify right side
    48,232.42x = 1,457,104,158.82
  5. Step 5: Solve for x
    x = 1,457,104,158.82/48,232.42
  6. Step 6: Final answer
    x = 30,210.06

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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.