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Finding the Fourth Proportional to 32,447.79, 44,777.79 and 18,300.51

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Solution

The fourth proportional to 32,447.79, 44,777.79 and 18,300.51 is: 25,254.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,447.79 : 44,777.79 = 18,300.51 : x
  2. Step 2: Convert to fraction form
    32,447.79/44,777.79 = 18,300.51/x
  3. Step 3: Cross multiply
    32,447.79x = 44,777.79 × 18,300.51
  4. Step 4: Simplify right side
    32,447.79x = 819,456,393.67
  5. Step 5: Solve for x
    x = 819,456,393.67/32,447.79
  6. Step 6: Final answer
    x = 25,254.61

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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.