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Finding the Fourth Proportional to 32,075.79, 48,101.53 and 18,753.61

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Solution

The fourth proportional to 32,075.79, 48,101.53 and 18,753.61 is: 28,123.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,075.79 : 48,101.53 = 18,753.61 : x
  2. Step 2: Convert to fraction form
    32,075.79/48,101.53 = 18,753.61/x
  3. Step 3: Cross multiply
    32,075.79x = 48,101.53 × 18,753.61
  4. Step 4: Simplify right side
    32,075.79x = 902,077,334.02
  5. Step 5: Solve for x
    x = 902,077,334.02/32,075.79
  6. Step 6: Final answer
    x = 28,123.31

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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.