Home / 23,215.92-32,038.62-13,656.51

Finding the Fourth Proportional to 23,215.92, 32,038.62 and 13,656.51

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Solution

The fourth proportional to 23,215.92, 32,038.62 and 13,656.51 is: 18,846.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,215.92 : 32,038.62 = 13,656.51 : x
  2. Step 2: Convert to fraction form
    23,215.92/32,038.62 = 13,656.51/x
  3. Step 3: Cross multiply
    23,215.92x = 32,038.62 × 13,656.51
  4. Step 4: Simplify right side
    23,215.92x = 437,535,734.42
  5. Step 5: Solve for x
    x = 437,535,734.42/23,215.92
  6. Step 6: Final answer
    x = 18,846.37

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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.