Home / 16,858.47-23,264.31-9,305.52

Finding the Fourth Proportional to 16,858.47, 23,264.31 and 9,305.52

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Solution

The fourth proportional to 16,858.47, 23,264.31 and 9,305.52 is: 12,841.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,858.47 : 23,264.31 = 9,305.52 : x
  2. Step 2: Convert to fraction form
    16,858.47/23,264.31 = 9,305.52/x
  3. Step 3: Cross multiply
    16,858.47x = 23,264.31 × 9,305.52
  4. Step 4: Simplify right side
    16,858.47x = 216,486,501.99
  5. Step 5: Solve for x
    x = 216,486,501.99/16,858.47
  6. Step 6: Final answer
    x = 12,841.41

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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.