Home / 23,678.72-35,558.40-22,688

Finding the Fourth Proportional to 23,678.72, 35,558.40 and 22,688

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Solution

The fourth proportional to 23,678.72, 35,558.40 and 22,688 is: 34,070.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,678.72 : 35,558.40 = 22,688 : x
  2. Step 2: Convert to fraction form
    23,678.72/35,558.40 = 22,688/x
  3. Step 3: Cross multiply
    23,678.72x = 35,558.40 × 22,688
  4. Step 4: Simplify right side
    23,678.72x = 806,748,979.20
  5. Step 5: Solve for x
    x = 806,748,979.20/23,678.72
  6. Step 6: Final answer
    x = 34,070.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.