Home / 40,320.96-55,630.08-24,400.32

Finding the Fourth Proportional to 40,320.96, 55,630.08 and 24,400.32

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Solution

The fourth proportional to 40,320.96, 55,630.08 and 24,400.32 is: 33,664.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,320.96 : 55,630.08 = 24,400.32 : x
  2. Step 2: Convert to fraction form
    40,320.96/55,630.08 = 24,400.32/x
  3. Step 3: Cross multiply
    40,320.96x = 55,630.08 × 24,400.32
  4. Step 4: Simplify right side
    40,320.96x = 1,357,391,753.63
  5. Step 5: Solve for x
    x = 1,357,391,753.63/40,320.96
  6. Step 6: Final answer
    x = 33,664.67

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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.