Home / 40,718.34-56,218.77-25,428.24

Finding the Fourth Proportional to 40,718.34, 56,218.77 and 25,428.24

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Solution

The fourth proportional to 40,718.34, 56,218.77 and 25,428.24 is: 35,108.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,718.34 : 56,218.77 = 25,428.24 : x
  2. Step 2: Convert to fraction form
    40,718.34/56,218.77 = 25,428.24/x
  3. Step 3: Cross multiply
    40,718.34x = 56,218.77 × 25,428.24
  4. Step 4: Simplify right side
    40,718.34x = 1,429,544,376.06
  5. Step 5: Solve for x
    x = 1,429,544,376.06/40,718.34
  6. Step 6: Final answer
    x = 35,108.12

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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.