Home / 28,262.44-39,009.26-16,332.72

Finding the Fourth Proportional to 28,262.44, 39,009.26 and 16,332.72

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Solution

The fourth proportional to 28,262.44, 39,009.26 and 16,332.72 is: 22,543.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,262.44 : 39,009.26 = 16,332.72 : x
  2. Step 2: Convert to fraction form
    28,262.44/39,009.26 = 16,332.72/x
  3. Step 3: Cross multiply
    28,262.44x = 39,009.26 × 16,332.72
  4. Step 4: Simplify right side
    28,262.44x = 637,127,320.99
  5. Step 5: Solve for x
    x = 637,127,320.99/28,262.44
  6. Step 6: Final answer
    x = 22,543.25

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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.