Home / 40,992.66-61,497.63-13,288.50

Finding the Fourth Proportional to 40,992.66, 61,497.63 and 13,288.50

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Solution

The fourth proportional to 40,992.66, 61,497.63 and 13,288.50 is: 19,935.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,992.66 : 61,497.63 = 13,288.50 : x
  2. Step 2: Convert to fraction form
    40,992.66/61,497.63 = 13,288.50/x
  3. Step 3: Cross multiply
    40,992.66x = 61,497.63 × 13,288.50
  4. Step 4: Simplify right side
    40,992.66x = 817,211,256.26
  5. Step 5: Solve for x
    x = 817,211,256.26/40,992.66
  6. Step 6: Final answer
    x = 19,935.55

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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.