Home / 40,214.77-55,487.45-23,215.32

Finding the Fourth Proportional to 40,214.77, 55,487.45 and 23,215.32

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Solution

The fourth proportional to 40,214.77, 55,487.45 and 23,215.32 is: 32,031.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,214.77 : 55,487.45 = 23,215.32 : x
  2. Step 2: Convert to fraction form
    40,214.77/55,487.45 = 23,215.32/x
  3. Step 3: Cross multiply
    40,214.77x = 55,487.45 × 23,215.32
  4. Step 4: Simplify right side
    40,214.77x = 1,288,158,965.77
  5. Step 5: Solve for x
    x = 1,288,158,965.77/40,214.77
  6. Step 6: Final answer
    x = 32,031.99

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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.