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Finding the Fourth Proportional to 32,751.68, 45,196.16 and 19,323.52

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Solution

The fourth proportional to 32,751.68, 45,196.16 and 19,323.52 is: 26,665.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,751.68 : 45,196.16 = 19,323.52 : x
  2. Step 2: Convert to fraction form
    32,751.68/45,196.16 = 19,323.52/x
  3. Step 3: Cross multiply
    32,751.68x = 45,196.16 × 19,323.52
  4. Step 4: Simplify right side
    32,751.68x = 873,348,901.68
  5. Step 5: Solve for x
    x = 873,348,901.68/32,751.68
  6. Step 6: Final answer
    x = 26,665.77

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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.