Home / 43,526.34-65,289.53-28,731.80

Finding the Fourth Proportional to 43,526.34, 65,289.53 and 28,731.80

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Solution

The fourth proportional to 43,526.34, 65,289.53 and 28,731.80 is: 43,097.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,526.34 : 65,289.53 = 28,731.80 : x
  2. Step 2: Convert to fraction form
    43,526.34/65,289.53 = 28,731.80/x
  3. Step 3: Cross multiply
    43,526.34x = 65,289.53 × 28,731.80
  4. Step 4: Simplify right side
    43,526.34x = 1,875,885,483.00
  5. Step 5: Solve for x
    x = 1,875,885,483.00/43,526.34
  6. Step 6: Final answer
    x = 43,097.71

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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.