Home / 31,368.03-43,277.33-17,929.79

Finding the Fourth Proportional to 31,368.03, 43,277.33 and 17,929.79

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Solution

The fourth proportional to 31,368.03, 43,277.33 and 17,929.79 is: 24,737.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,368.03 : 43,277.33 = 17,929.79 : x
  2. Step 2: Convert to fraction form
    31,368.03/43,277.33 = 17,929.79/x
  3. Step 3: Cross multiply
    31,368.03x = 43,277.33 × 17,929.79
  4. Step 4: Simplify right side
    31,368.03x = 775,953,132.63
  5. Step 5: Solve for x
    x = 775,953,132.63/31,368.03
  6. Step 6: Final answer
    x = 24,737.07

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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.