Home / 15,777.83-23,666.63-3,931.52

Finding the Fourth Proportional to 15,777.83, 23,666.63 and 3,931.52

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Solution

The fourth proportional to 15,777.83, 23,666.63 and 3,931.52 is: 5,897.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,777.83 : 23,666.63 = 3,931.52 : x
  2. Step 2: Convert to fraction form
    15,777.83/23,666.63 = 3,931.52/x
  3. Step 3: Cross multiply
    15,777.83x = 23,666.63 × 3,931.52
  4. Step 4: Simplify right side
    15,777.83x = 93,045,691.19
  5. Step 5: Solve for x
    x = 93,045,691.19/15,777.83
  6. Step 6: Final answer
    x = 5,897.24

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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.