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Finding the Fourth Proportional to 40,572.64, 60,823.44 and 19,502.16

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Solution

The fourth proportional to 40,572.64, 60,823.44 and 19,502.16 is: 29,236.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,572.64 : 60,823.44 = 19,502.16 : x
  2. Step 2: Convert to fraction form
    40,572.64/60,823.44 = 19,502.16/x
  3. Step 3: Cross multiply
    40,572.64x = 60,823.44 × 19,502.16
  4. Step 4: Simplify right side
    40,572.64x = 1,186,188,458.63
  5. Step 5: Solve for x
    x = 1,186,188,458.63/40,572.64
  6. Step 6: Final answer
    x = 29,236.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.