Home / 40,461.88-55,864.26-26,128.12

Finding the Fourth Proportional to 40,461.88, 55,864.26 and 26,128.12

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Solution

The fourth proportional to 40,461.88, 55,864.26 and 26,128.12 is: 36,074.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,461.88 : 55,864.26 = 26,128.12 : x
  2. Step 2: Convert to fraction form
    40,461.88/55,864.26 = 26,128.12/x
  3. Step 3: Cross multiply
    40,461.88x = 55,864.26 × 26,128.12
  4. Step 4: Simplify right side
    40,461.88x = 1,459,628,088.99
  5. Step 5: Solve for x
    x = 1,459,628,088.99/40,461.88
  6. Step 6: Final answer
    x = 36,074.15

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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.