Home / 26,122.79-36,060.48-17,636.40

Finding the Fourth Proportional to 26,122.79, 36,060.48 and 17,636.40

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Solution

The fourth proportional to 26,122.79, 36,060.48 and 17,636.40 is: 24,345.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,122.79 : 36,060.48 = 17,636.40 : x
  2. Step 2: Convert to fraction form
    26,122.79/36,060.48 = 17,636.40/x
  3. Step 3: Cross multiply
    26,122.79x = 36,060.48 × 17,636.40
  4. Step 4: Simplify right side
    26,122.79x = 635,977,184.70
  5. Step 5: Solve for x
    x = 635,977,184.70/26,122.79
  6. Step 6: Final answer
    x = 24,345.69

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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.