Home / 35,573.92-53,368.58-18,931.52

Finding the Fourth Proportional to 35,573.92, 53,368.58 and 18,931.52

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Solution

The fourth proportional to 35,573.92, 53,368.58 and 18,931.52 is: 28,401.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,573.92 : 53,368.58 = 18,931.52 : x
  2. Step 2: Convert to fraction form
    35,573.92/53,368.58 = 18,931.52/x
  3. Step 3: Cross multiply
    35,573.92x = 53,368.58 × 18,931.52
  4. Step 4: Simplify right side
    35,573.92x = 1,010,347,978.14
  5. Step 5: Solve for x
    x = 1,010,347,978.14/35,573.92
  6. Step 6: Final answer
    x = 28,401.37

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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.