Home / 15,746.42-21,727.80-9,032.33

Finding the Fourth Proportional to 15,746.42, 21,727.80 and 9,032.33

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Solution

The fourth proportional to 15,746.42, 21,727.80 and 9,032.33 is: 12,463.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,746.42 : 21,727.80 = 9,032.33 : x
  2. Step 2: Convert to fraction form
    15,746.42/21,727.80 = 9,032.33/x
  3. Step 3: Cross multiply
    15,746.42x = 21,727.80 × 9,032.33
  4. Step 4: Simplify right side
    15,746.42x = 196,252,659.77
  5. Step 5: Solve for x
    x = 196,252,659.77/15,746.42
  6. Step 6: Final answer
    x = 12,463.32

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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.