Home / 32,927.61-45,440.39-18,781.37

Finding the Fourth Proportional to 32,927.61, 45,440.39 and 18,781.37

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Solution

The fourth proportional to 32,927.61, 45,440.39 and 18,781.37 is: 25,918.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,927.61 : 45,440.39 = 18,781.37 : x
  2. Step 2: Convert to fraction form
    32,927.61/45,440.39 = 18,781.37/x
  3. Step 3: Cross multiply
    32,927.61x = 45,440.39 × 18,781.37
  4. Step 4: Simplify right side
    32,927.61x = 853,432,767.69
  5. Step 5: Solve for x
    x = 853,432,767.69/32,927.61
  6. Step 6: Final answer
    x = 25,918.45

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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.