Home / 48,457.09-72,685.63-22,143.38

Finding the Fourth Proportional to 48,457.09, 72,685.63 and 22,143.38

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Solution

The fourth proportional to 48,457.09, 72,685.63 and 22,143.38 is: 33,215.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,457.09 : 72,685.63 = 22,143.38 : x
  2. Step 2: Convert to fraction form
    48,457.09/72,685.63 = 22,143.38/x
  3. Step 3: Cross multiply
    48,457.09x = 72,685.63 × 22,143.38
  4. Step 4: Simplify right side
    48,457.09x = 1,609,505,127.60
  5. Step 5: Solve for x
    x = 1,609,505,127.60/48,457.09
  6. Step 6: Final answer
    x = 33,215.06

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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.