Home / 26,678.10-36,820.88-17,587.50

Finding the Fourth Proportional to 26,678.10, 36,820.88 and 17,587.50

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Solution

The fourth proportional to 26,678.10, 36,820.88 and 17,587.50 is: 24,274.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,678.10 : 36,820.88 = 17,587.50 : x
  2. Step 2: Convert to fraction form
    26,678.10/36,820.88 = 17,587.50/x
  3. Step 3: Cross multiply
    26,678.10x = 36,820.88 × 17,587.50
  4. Step 4: Simplify right side
    26,678.10x = 647,587,227
  5. Step 5: Solve for x
    x = 647,587,227/26,678.10
  6. Step 6: Final answer
    x = 24,274.11

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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.