Home / 40,914.84-56,456.64-23,009.16

Finding the Fourth Proportional to 40,914.84, 56,456.64 and 23,009.16

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Solution

The fourth proportional to 40,914.84, 56,456.64 and 23,009.16 is: 31,749.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,914.84 : 56,456.64 = 23,009.16 : x
  2. Step 2: Convert to fraction form
    40,914.84/56,456.64 = 23,009.16/x
  3. Step 3: Cross multiply
    40,914.84x = 56,456.64 × 23,009.16
  4. Step 4: Simplify right side
    40,914.84x = 1,299,019,862.82
  5. Step 5: Solve for x
    x = 1,299,019,862.82/40,914.84
  6. Step 6: Final answer
    x = 31,749.36

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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.