Home / 28,851.04-39,814.44-16,275.82

Finding the Fourth Proportional to 28,851.04, 39,814.44 and 16,275.82

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Solution

The fourth proportional to 28,851.04, 39,814.44 and 16,275.82 is: 22,460.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,851.04 : 39,814.44 = 16,275.82 : x
  2. Step 2: Convert to fraction form
    28,851.04/39,814.44 = 16,275.82/x
  3. Step 3: Cross multiply
    28,851.04x = 39,814.44 × 16,275.82
  4. Step 4: Simplify right side
    28,851.04x = 648,012,658.84
  5. Step 5: Solve for x
    x = 648,012,658.84/28,851.04
  6. Step 6: Final answer
    x = 22,460.63

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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.