Home / 23,222.22-32,056.46-15,678.76

Finding the Fourth Proportional to 23,222.22, 32,056.46 and 15,678.76

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Solution

The fourth proportional to 23,222.22, 32,056.46 and 15,678.76 is: 21,643.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,222.22 : 32,056.46 = 15,678.76 : x
  2. Step 2: Convert to fraction form
    23,222.22/32,056.46 = 15,678.76/x
  3. Step 3: Cross multiply
    23,222.22x = 32,056.46 × 15,678.76
  4. Step 4: Simplify right side
    23,222.22x = 502,605,542.79
  5. Step 5: Solve for x
    x = 502,605,542.79/23,222.22
  6. Step 6: Final answer
    x = 21,643.30

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Half scale
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Double scale
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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.