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Finding the Fourth Proportional to 32,641.80, 45,044.88 and 19,032.32

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Solution

The fourth proportional to 32,641.80, 45,044.88 and 19,032.32 is: 26,264.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,641.80 : 45,044.88 = 19,032.32 : x
  2. Step 2: Convert to fraction form
    32,641.80/45,044.88 = 19,032.32/x
  3. Step 3: Cross multiply
    32,641.80x = 45,044.88 × 19,032.32
  4. Step 4: Simplify right side
    32,641.80x = 857,308,345.30
  5. Step 5: Solve for x
    x = 857,308,345.30/32,641.80
  6. Step 6: Final answer
    x = 26,264.13

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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.