Home / 16,869.16-23,282.29-9,799.68

Finding the Fourth Proportional to 16,869.16, 23,282.29 and 9,799.68

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Solution

The fourth proportional to 16,869.16, 23,282.29 and 9,799.68 is: 13,525.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,869.16 : 23,282.29 = 9,799.68 : x
  2. Step 2: Convert to fraction form
    16,869.16/23,282.29 = 9,799.68/x
  3. Step 3: Cross multiply
    16,869.16x = 23,282.29 × 9,799.68
  4. Step 4: Simplify right side
    16,869.16x = 228,159,036.10
  5. Step 5: Solve for x
    x = 228,159,036.10/16,869.16
  6. Step 6: Final answer
    x = 13,525.22

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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.