Home / 16,695.12-23,038.77-9,141.16

Finding the Fourth Proportional to 16,695.12, 23,038.77 and 9,141.16

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Solution

The fourth proportional to 16,695.12, 23,038.77 and 9,141.16 is: 12,614.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,695.12 : 23,038.77 = 9,141.16 : x
  2. Step 2: Convert to fraction form
    16,695.12/23,038.77 = 9,141.16/x
  3. Step 3: Cross multiply
    16,695.12x = 23,038.77 × 9,141.16
  4. Step 4: Simplify right side
    16,695.12x = 210,601,051.23
  5. Step 5: Solve for x
    x = 210,601,051.23/16,695.12
  6. Step 6: Final answer
    x = 12,614.53

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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.