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Finding the Fourth Proportional to 32,699.67, 45,127.02 and 19,271.49

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Solution

The fourth proportional to 32,699.67, 45,127.02 and 19,271.49 is: 26,595.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,699.67 : 45,127.02 = 19,271.49 : x
  2. Step 2: Convert to fraction form
    32,699.67/45,127.02 = 19,271.49/x
  3. Step 3: Cross multiply
    32,699.67x = 45,127.02 × 19,271.49
  4. Step 4: Simplify right side
    32,699.67x = 869,664,914.66
  5. Step 5: Solve for x
    x = 869,664,914.66/32,699.67
  6. Step 6: Final answer
    x = 26,595.53

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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.