Home / 32,243.21-44,459.69-20,897.81

Finding the Fourth Proportional to 32,243.21, 44,459.69 and 20,897.81

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Solution

The fourth proportional to 32,243.21, 44,459.69 and 20,897.81 is: 28,815.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,243.21 : 44,459.69 = 20,897.81 : x
  2. Step 2: Convert to fraction form
    32,243.21/44,459.69 = 20,897.81/x
  3. Step 3: Cross multiply
    32,243.21x = 44,459.69 × 20,897.81
  4. Step 4: Simplify right side
    32,243.21x = 929,109,827.49
  5. Step 5: Solve for x
    x = 929,109,827.49/32,243.21
  6. Step 6: Final answer
    x = 28,815.68

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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.