Home / 26,421.78-36,477.81-17,476.95

Finding the Fourth Proportional to 26,421.78, 36,477.81 and 17,476.95

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Solution

The fourth proportional to 26,421.78, 36,477.81 and 17,476.95 is: 24,128.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,421.78 : 36,477.81 = 17,476.95 : x
  2. Step 2: Convert to fraction form
    26,421.78/36,477.81 = 17,476.95/x
  3. Step 3: Cross multiply
    26,421.78x = 36,477.81 × 17,476.95
  4. Step 4: Simplify right side
    26,421.78x = 637,520,861.48
  5. Step 5: Solve for x
    x = 637,520,861.48/26,421.78
  6. Step 6: Final answer
    x = 24,128.61

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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.