Home / 22,590.79-31,187.09-17,543.68

Finding the Fourth Proportional to 22,590.79, 31,187.09 and 17,543.68

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Solution

The fourth proportional to 22,590.79, 31,187.09 and 17,543.68 is: 24,219.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,590.79 : 31,187.09 = 17,543.68 : x
  2. Step 2: Convert to fraction form
    22,590.79/31,187.09 = 17,543.68/x
  3. Step 3: Cross multiply
    22,590.79x = 31,187.09 × 17,543.68
  4. Step 4: Simplify right side
    22,590.79x = 547,136,327.09
  5. Step 5: Solve for x
    x = 547,136,327.09/22,590.79
  6. Step 6: Final answer
    x = 24,219.44

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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.