Home / 32,818.12-45,292.80-18,673.18

Finding the Fourth Proportional to 32,818.12, 45,292.80 and 18,673.18

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Solution

The fourth proportional to 32,818.12, 45,292.80 and 18,673.18 is: 25,771.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,818.12 : 45,292.80 = 18,673.18 : x
  2. Step 2: Convert to fraction form
    32,818.12/45,292.80 = 18,673.18/x
  3. Step 3: Cross multiply
    32,818.12x = 45,292.80 × 18,673.18
  4. Step 4: Simplify right side
    32,818.12x = 845,760,607.10
  5. Step 5: Solve for x
    x = 845,760,607.10/32,818.12
  6. Step 6: Final answer
    x = 25,771.15

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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.