Home / 16,875.63-23,291.21-9,806.15

Finding the Fourth Proportional to 16,875.63, 23,291.21 and 9,806.15

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Solution

The fourth proportional to 16,875.63, 23,291.21 and 9,806.15 is: 13,534.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,875.63 : 23,291.21 = 9,806.15 : x
  2. Step 2: Convert to fraction form
    16,875.63/23,291.21 = 9,806.15/x
  3. Step 3: Cross multiply
    16,875.63x = 23,291.21 × 9,806.15
  4. Step 4: Simplify right side
    16,875.63x = 228,397,181.68
  5. Step 5: Solve for x
    x = 228,397,181.68/16,875.63
  6. Step 6: Final answer
    x = 13,534.14

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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.