Home / 40,090.79-55,305.79-26,484.15

Finding the Fourth Proportional to 40,090.79, 55,305.79 and 26,484.15

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Solution

The fourth proportional to 40,090.79, 55,305.79 and 26,484.15 is: 36,535.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,090.79 : 55,305.79 = 26,484.15 : x
  2. Step 2: Convert to fraction form
    40,090.79/55,305.79 = 26,484.15/x
  3. Step 3: Cross multiply
    40,090.79x = 55,305.79 × 26,484.15
  4. Step 4: Simplify right side
    40,090.79x = 1,464,726,838.23
  5. Step 5: Solve for x
    x = 1,464,726,838.23/40,090.79
  6. Step 6: Final answer
    x = 36,535.25

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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.