Home / 15,777.52-23,666.25-4,090.75

Finding the Fourth Proportional to 15,777.52, 23,666.25 and 4,090.75

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Solution

The fourth proportional to 15,777.52, 23,666.25 and 4,090.75 is: 6,136.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,777.52 : 23,666.25 = 4,090.75 : x
  2. Step 2: Convert to fraction form
    15,777.52/23,666.25 = 4,090.75/x
  3. Step 3: Cross multiply
    15,777.52x = 23,666.25 × 4,090.75
  4. Step 4: Simplify right side
    15,777.52x = 96,812,712.19
  5. Step 5: Solve for x
    x = 96,812,712.19/15,777.52
  6. Step 6: Final answer
    x = 6,136.12

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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.