Home / 32,128.68-44,338.56-17,981.48

Finding the Fourth Proportional to 32,128.68, 44,338.56 and 17,981.48

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Solution

The fourth proportional to 32,128.68, 44,338.56 and 17,981.48 is: 24,814.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,128.68 : 44,338.56 = 17,981.48 : x
  2. Step 2: Convert to fraction form
    32,128.68/44,338.56 = 17,981.48/x
  3. Step 3: Cross multiply
    32,128.68x = 44,338.56 × 17,981.48
  4. Step 4: Simplify right side
    32,128.68x = 797,272,929.87
  5. Step 5: Solve for x
    x = 797,272,929.87/32,128.68
  6. Step 6: Final answer
    x = 24,814.99

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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.