Home / 40,696.02-56,194.86-30,606.86

Finding the Fourth Proportional to 40,696.02, 56,194.86 and 30,606.86

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Solution

The fourth proportional to 40,696.02, 56,194.86 and 30,606.86 is: 42,263.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,696.02 : 56,194.86 = 30,606.86 : x
  2. Step 2: Convert to fraction form
    40,696.02/56,194.86 = 30,606.86/x
  3. Step 3: Cross multiply
    40,696.02x = 56,194.86 × 30,606.86
  4. Step 4: Simplify right side
    40,696.02x = 1,719,948,468.00
  5. Step 5: Solve for x
    x = 1,719,948,468.00/40,696.02
  6. Step 6: Final answer
    x = 42,263.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.