Home / 16,955.64-23,398.77-9,402.52

Finding the Fourth Proportional to 16,955.64, 23,398.77 and 9,402.52

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Solution

The fourth proportional to 16,955.64, 23,398.77 and 9,402.52 is: 12,975.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,955.64 : 23,398.77 = 9,402.52 : x
  2. Step 2: Convert to fraction form
    16,955.64/23,398.77 = 9,402.52/x
  3. Step 3: Cross multiply
    16,955.64x = 23,398.77 × 9,402.52
  4. Step 4: Simplify right side
    16,955.64x = 220,007,402.90
  5. Step 5: Solve for x
    x = 220,007,402.90/16,955.64
  6. Step 6: Final answer
    x = 12,975.47

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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.