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Finding the Fourth Proportional to 31,595.52, 43,602.12 and 17,448.08

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Solution

The fourth proportional to 31,595.52, 43,602.12 and 17,448.08 is: 24,078.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,595.52 : 43,602.12 = 17,448.08 : x
  2. Step 2: Convert to fraction form
    31,595.52/43,602.12 = 17,448.08/x
  3. Step 3: Cross multiply
    31,595.52x = 43,602.12 × 17,448.08
  4. Step 4: Simplify right side
    31,595.52x = 760,773,277.93
  5. Step 5: Solve for x
    x = 760,773,277.93/31,595.52
  6. Step 6: Final answer
    x = 24,078.52

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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.