Home / 40,455.24-60,602.76-19,078.68

Finding the Fourth Proportional to 40,455.24, 60,602.76 and 19,078.68

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Solution

The fourth proportional to 40,455.24, 60,602.76 and 19,078.68 is: 28,580.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,455.24 : 60,602.76 = 19,078.68 : x
  2. Step 2: Convert to fraction form
    40,455.24/60,602.76 = 19,078.68/x
  3. Step 3: Cross multiply
    40,455.24x = 60,602.76 × 19,078.68
  4. Step 4: Simplify right side
    40,455.24x = 1,156,220,665.16
  5. Step 5: Solve for x
    x = 1,156,220,665.16/40,455.24
  6. Step 6: Final answer
    x = 28,580.24

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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.