Home / 28,908.04-39,892.08-16,332.52

Finding the Fourth Proportional to 28,908.04, 39,892.08 and 16,332.52

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Solution

The fourth proportional to 28,908.04, 39,892.08 and 16,332.52 is: 22,538.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,908.04 : 39,892.08 = 16,332.52 : x
  2. Step 2: Convert to fraction form
    28,908.04/39,892.08 = 16,332.52/x
  3. Step 3: Cross multiply
    28,908.04x = 39,892.08 × 16,332.52
  4. Step 4: Simplify right side
    28,908.04x = 651,538,194.44
  5. Step 5: Solve for x
    x = 651,538,194.44/28,908.04
  6. Step 6: Final answer
    x = 22,538.30

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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.